dna next to a surname below indicates it has been registered with the DNA linking service
and the researcher is keen to find bearers of the same surname to join a DNA project.
ons next to a user below means the user has registered a one-name study of a surname
with the Guild of One-Name Studies.
| Surname | Timeframe | Place | Researcher |
|---|---|---|---|
| CADD | Any | Fringford, Newton Purcell | Joan Roberts |
| CADEL | 19c | Oxford | Judith Thomas |
| CADLE | <1750 | Faringdon | Fiona Hedges |
| CAKEBREAD | >1600 | Any | Dennis Cakebread |
| CAKEBREAD | Any | Any | Ian Charles Cakebread |
| CAKEBREAD | 1350-1752 | Any | Ray Cakebread |
| CAKEBREAD | 1650 - 1870 | Bodicote, Sibford Gower, Adderbury, Bloxham | Janet Wimbleton |
| CAKEBREAD | Any | Any | William Birchall |
| CALCOTT | 1775-1800 | Deddington | Donna Lonon |
| CALCOTT | Any | Any | Beryl Schumer |
| CALCOTT | 1820 - 1848 | Churchill | Ms M Tiller |
| CALCUTT | 1800-1839 | Wolvercote | Pam Golding |
| CALCUTT | Any | North Leigh, Witney | Martyn Wilson |
| CALCUTT | Any | Northleigh | Jill Salt |
| CALCUTT | Any | Any | Beryl Schumer |
| CALCUTT | 1820 - 1848 | Churchill | Ms M Tiller |
| CALCUTT | Any | Cogges, Stanton Harcourt | David Wright |
| CALCUTT | <1789 | Stanton Harcourt | Patrick Inwood |
| CALCUTT | <1900 | North Leigh | Caroline Johnston |
| CALCUTT | Any | Witney | Patrick Inwood |
| CALCUTT | 1700-1850 | Combe, Stonesfield | Judy Priest |
| CALCUTT | <1850 | North Leigh, Stanton Harcourt, Tubney | Peter Caulkett |
| CALCUTT | Any | Witney | Gordon Parker |
| CALLADINE | >1700 | Any | Shannon Calladine |
| CALLADINE | Any | Abingdon, Sutton Wick, East & West Hanney | Mary Wilson |
| CALLOW | Any | Any | Paul Landon |
| CALVER | 1850-1997 | Steeple Aston | Rodney Calver |
| CAMBDEN | 17c | North Leigh | Penny Eves |
| CAMBRAEY | <1722 | Any | Elizabeth Adams |
| CAMBRAY | <1722 | Any | Elizabeth Adams |
| CAMDEN | 17c | North Leigh | Penny Eves |
| CAMPDEN | 1927 | Wallingford | Brian Stevens |
| CAMPIN | 18c | Any | David Campion |
| CAMPION | >1535 | South Newington | Sue Holmes |
| CAMPION | <1900 | Marcham | D Peasey |
| CAMPION | 18c | Any | David Campion |
| CANNON | mid 17c | Ickford | Doug Cannon |
| CANNON | 1600-1800 | headington | Steve Cannon |
| CANTELL | >1800 | Witney | Grace Abrahams |
| CANTWELL | Any | Marston, Any | Stephen Saffin |
| CAPEL | 1750 | North Hinksey, Oxford | Pat Jeffery |
| CAPEL | Any | Any | Lesley Deacon |
| CAPEL | Any | Any | Sally Ford |
| CAPP | 1750 -1850 | St Clements | Bernice Abrahall |
| CARDEL | 18c | Brightwell Baldwin, Great Milton | Vicki Perry |
| CAREDINE | Any | Abingdon and surrounding areas | Mary Wilson |
| CAREY | Any | Any | Lulu Morgan-Shaw |
| CARIE | 1559-1624 | Abingdon | Jenny Bell |
| CARLOSS | 18c-19c | Any | Anne Ramon |
| CARPENTER | <1625 | Adderbury, Bodicote | Sue Adcock |
| CARPENTER | 1800 - 1999 | Watlington | Ro Grundon |
| CARPENTER | <1881 | Hardwick, Witney | Chris Hollins |
| CARPENTER | 1600 -1920 | Stratton Audley, Banbury, Charlbury | John Mumford |
| CARPENTER | 1800 | Oxford City, Kidlington | Vic Styles |
| CARPENTER | <1693 | Bampton | Patrick Inwood |
| CARPENTER | Any | Bampton | Carolyn Ramsbottom |
| CARPENTER | <1810 | Charlbury | David Kench |
| CARPENTER | <1850 | Charlbury | Charlotte Carpenter |
| CARTER | >1800 | Bampton | Penny Atkinson |
| CARTER | 1500-1700 | Claydon | Mavis Bassett |
| CARTER | 18c, 19c | Kidlington | Heather Evans |
| CARTER | 19c | Dorchester | Lesley Newman |
| CARTER | >19c | Toot Baldon | Lesley Newman |
| CARTER | >1820 | Marsh Baldon, Toot Baldon, Henley-on-Thames | Janeen Peacey |
| CARTER | <1730 | Witney | Lesley Silvester |
| CARTER | >1700 | Any | Pam Thornton |
| CARTER | <1850 | Watlington | Sally Malone |
| CARTER | 1700-1900 | Wardington | Stephanie Barron |
| CARTER | <1820 | Cowley | Robert Holt |
| CARTER | <1840 | Wroxton | Judy Evans |
| CARTER | <1777 | Abingdon | Katie Sullivan |
| CARTER | Any | Watlington | Carol Loveday |
| CARTER | 18c | Sunningwell | Barbara Cox |
| CARTER | 1800 - 1890 | Oxford | Debbie Chambers |
| CARTER | 1770-1930 | South Hinksey/Oxford | Jennifer Robbie |
| CARTER | Any | Watlington | Carol Loveday |
| CARTER | Any | Any | Sandra Hall |
| CARTHEW | Any | Any | Pamela Forster |
| CARTWRIGHT | Any | Bloxham, Adderbury areas | Maurice Woodward |
| CARVEY | Any | Northmoor | Gerry Bolton |
| CARY | 1680-1900 | Bampton | John Kerry |
| CASEY | 18 & 19c | Clifton Hampden | Kelley Videbeck |
| CASEY | <1750 | Mixbury | Mary Taylor |
| CASSELL | Any | Chastleton | Jo Tanner |
| CASSIDY | Any | Witney | Ted Cassidy |
| CASTELL | 1800 | Islip | Lynn Clarke Ahrens |
| CASTELL | 1650 - 1850 | Burford | Paul Chavasse |
| CASTELL | 1800s | Noke, Islip | Eleanor Collins |
| CASTELL | 19c | Islip | Judith Palmer |
| CASTLE | Any | Launton, Bicester, Islip | Karen Simons |
| CASTLE | 1800 | Islip | Lynn Clarke Ahrens |
| CASTLE | <19c | Cogges | June Castle |
| CASTLE | 1650 - 1850 | Burford | Paul Chavasse |
| CASTLE | Any | Brize Norton, Bampton | Carol Fitzgerald |
| CASTLE | b 1824-5 | Oxford | Susana Frushour |
| CASTLE | >1800 | Burford | Diana M. Wakefield Hawkins |
| CASTLE | Any | Neithrop, Banbury | Stephanie Brooklyn |
| CASTLE | 19c | Glympton | Stuart McIntosh |
| CASTLE | Any | Any | Debbie Miles |
| CASTLE | <1800 | Sandford on Thames | Debbie Miles |
| CASTLE | 19c | Islip | Judith Palmer |
| CASTLE | <1764 | Barford St.John | Kerrie Rafter |
| CASTLE | Earl 1800's | Oxford | L Whittinger |
| CASTLE | 1780-1960 | Adderbury, Neithrop | Stephanie Brooklyn |
| CASTLE | 1700-1900 | Adderbury | Alison Molineux |
| CASTLE | 17c | Deddington | Penny Eves |
| CASTLE | <1730 | Wootton | Celia Charlton |
| CASTLE | 16-17c | Shipton | John Moore |
| CASTLE | <1890 | Any | John Cramer |
| CASTLE | <1790 | Duns Tew | Vicky Ford |
| CASTLE | Any | Glympton | Stuart McIntosh |
| CASTLE | Any | Adderbury | Dawn Riddiford |
| CASTLE | 1600-1650 | Lyneham | John Shelley |
| CASTLE | 1880 | Deddington | Julie Castle |
| CASTLE | c1820 | North Stoke | Carolyn Nimmo |
| CASTLE | Any | Ducklington | Gordon Parker |
| CASTLE | Any | Bicester | Gemma Wheeler |
| CATERER | 11/3/2000 | Any | Geoffrey W. Caterer |
| CATERER | <1850 | Watlington | Margaret Hawkings |
| CATHARINE | >1790 | Oxford | Alan Catherine |
| CATHERINE | >1790 | Oxford | Alan Catherine |
| CATO | 19c | Kirtlington | Ken Wheeler |
| CATTELL | Any | Any | Charles Eldridge |
| CATTLE | Any | Any | Charles Eldridge |
| CATTON | 1880-1920 | Watlington | Stephen Alun Catton |
| CATTON | 1820-1870 | Chipping Norton | Stephen Alun Catton |
| CAUDELL | 1830 to 1900 | Any | Martin Caudell |
| CAUDWELL | 1750-1900 | Any | Rémi Caudwell |
| CAULKETT | <1841 | North Leigh, Stanton Harcourt, Tubney | Peter Caulkett |
| CAVE | Any | Any | Freda Storrar |
| CAVEY | Any | Any | Colin Stevenson ons |
| CAVIE | Any | Any | Colin Stevenson ons |
| CAWDELL | <1750 | Faringdon | Fiona Hedges |
| CECIL | 1680-1780 | Any | Lisa Musick |
| CELSTON | <1850 | Eynsham, Bladon, Oxford, Blackthorn, Ambrosden, Piddington | Madeleine Harvey ons |
| CHADBAND | 1700-1850 | Any | Mick Cooper |
| CHALK | Any | Any | Nigel Chalk |
| CHAMBERLAIN | <1600 | Shirburn | Paul Chambers |
| CHAMBERLAIN | 19c | Benson | Kate Fearn |
| CHAMBERLAIN | 1800 | Any | Margaret Russell |
| CHAMBERLAINE | <1600 | Shirburn | Paul Chambers |
| CHAMBERS | 1700 - 1900 | Long Wittenham | Pauline Powell |
| CHAMBERS | 1939 | Letcombe Regis | Bev Warner |
| CHAMBERS | c 1902 | Wantage | Bev Warner |
| CHAMP | Any | Sulham/Whitchurch/Pangbourne | Eirwen Ashley |
| CHAMP | Any | Any | Lewis Sale |
| CHAMPION | >1700 | Any | Pam Thornton |
| CHANDLER | <1700 | Oxford | Beverly Walker |
| CHANDLER | c.1800 | Caversham | Sandra Shepherd |
| CHAPMAN | Any | Any | Robert N. Barnes |
| CHAPMAN | Any | Wheatfield, Adwell, South Weston, Hethe, Aston Rowant, Lewknor | Lynn Eldridge |
| CHAPMAN | 1755 | Rotherfield Grey | John Moodie |
| CHAPMAN | Any | Faringdon, Oxford, Headington | Sandy Mursell |
| CHAPMAN | Any | Towersey | Margaret East |
| CHARLES | b 1824-5 | Oxford | Susana Frushour |
| CHARLES | 1700-1851 | Neithorp and surrounding area | Geraldine Charles |
| CHARLES | 19c | Banbury | Frances Powis |
| CHARLES | 1831 | Any | Lois Russell |
| CHARLETT | Any | Beckley, Yarnton | Paul Sadler |
| CHARLTON | 1800s | Oxford | Alison Gossler |
| CHARLTON | 1800 - 1900 | Oxford, Woodstock | Alison Gossler |
| CHASE | 1780 - 1860 | Bix and Henley | Joan Henstock |
| CHATER | 1795 | Deddington | Donna Lonon |
| CHATER | 1750-1850 | Wigginton | Donna Lonon |
| CHATER | Any | Any | Wendy B. Partner |
| CHATTBAND | 1700-1850 | Any | Mick Cooper |
| CHAUNDRY | Any | Oxford | Graeme Berry |
| CHAUNDY | Any | Any | Sue Chaundy |
| CHAUNDY | 1550-1900 | Ascott Under Wychwood | Chris Wake |
| CHAUNDY | Any | Any | Andrea Cogan |
| CHAVASSE | 1650 - 1850 | Burford | Paul Chavasse |
| CHAVASSE | 1700-1800 | Burford | Jan Harris |
| CHECKLEY | Any | Duns Tew, Churchill, Shipton under Wychwood, Milton | Stephen Nichols |
| CHECKLEY | <1863 | Steeple Barton, Lower Heyford | Sylvia Checkley |
| CHEER | Any | Charlbury area | Raymond Hayward |
| CHEESE | >1800 | Bicester | Lauren Gessler |
| CHENEY | >1670 | Toot Baldon, Marsh Baldon | Eunice Cubbage |
| CHENNELL | 1537-1777 | Oxford, Holywell | Christine Firth |
| CHERRY | Any | Stratton Audley | Paul Bolchover |
| CHERRY | Any | Wheatfield, Adwell, South Weston, Hethe, Aston Rowant, Lewknor | Lynn Eldridge |
| CHERRY | Any | Thame | Cate Helyar |
| CHERRY | >1780 | Marcham | Marlene Papineau |
| CHERRY | 1700-1900 | Wheatfield | Ann Ferriss |
| CHERRY | Any | Cropredy | Christine Wells |
| CHESSALL | 16-17c | Bix | John Moore |
| CHESTER | 1800-1860 | Oxford | Ros Gurney |
| CHESTER | 1800-1900 | Thame | Rita Rainbird |
| CHESTERMAN | >1852 | Northmoor & Oxford | Elaine Davis |
| CHILTON | Any | Banbury | Mark Bletchly |
| CHIPPINGTON | Any | Any | Paul Landon |
| CHISNELL | <1750 | Any | Judy Mellowes |
| CHIVERS | Any | 1800 - 1940 | Ian Walker |
| CHIVERS | <1800 | Ducklington | David Nutt |
| CHOWN | >1800 | Any | Rosemary Hicks |
| CHOWN | Any | Aston Rowant, Sydenham, Crowell area | Carol Boman |
| CHRISTOPHER | 1640 1690 | Any | David Christopher |
| CHURCH | Any | Chilton | Maureen Windebank |
| CHURCH | 1800s | Postcombe/Lewknor | Marion Coombs |
| CHURCH | any | any | Chrissie Cox |
| CHURCH | Any | Wallingford | Gill Firmin |
| CHURCH | c1754 | Weald | Weald OPS |
| CHURCH | <1680 | Stanford in the Vale | Fiona Hedges |
| CHURCH | 17c | Lyford area | Barbara Cox |
| CHURCHILL | <1800 | Deddington | Elaine Ward |
| CHURCHILL | 1750 - 1850 | Salford | Betty Riley |
| CIRBY | <1789 | Chadlington | Maureen J. Cook |
| CLACK | >1750 | Bampton | Jill Brill |
| CLACK | 1700 - 1811 | Filkins, Kencot, Broadwell, Shilton | Maureen Edden |
| CLACK | <1820 | Hardwick | Chris Etheridge |
| CLACK | Any | Witney | Michael Fielding |
| CLACK | Late 19th, early 20th century | Coleshill | Fredrick J. Kull |
| CLACK | Any | Any | Kathleen Luker |
| CLACK | 1700-1760 | Enstone | Lesley Silvester |
| CLACK | 1650-1750 | Clanfield | Lesley Silvester |
| CLACK | | Blackbourton |
Carole Todd
| |
| CLACK | Any | Bampton | Gary Jakeman |
| CLACK | <1745 | Bampton - Chimney | Fiona Hedges |
| CLACK | 1670 - 1720 | Shilton | Chris Etheridge |
| CLACK | >1720 | Clanfield | Chris Etheridge |
| CLANDFIELD | 1791 | Fyfield | Shelagh Staines |
| CLANFIELD | Any | Cuddesdon | Olav den Ouden |
| CLAPTON | Any | Oxford | Paul Landon |
| CLAPTON | > 1850 | Oxford | Paul Landon |
| CLARE | 19c | Stonesfield | Trevor Beal |
| CLAREDGE | 1500-1600 | Great Bourton, Cropredy | Ryan Dudley |
| CLARGO | Any | Any | Terry Stallard |
| CLARIDGE | 1600 - 1900 | Hook Norton | Kim Conway |
| CLARIDGE | Unknown | Cowley | Robert Claridge |
| CLARIDGE | 1700-1900 | Grimsbury, Banbury | Stephanie Barron |
| CLARIDGE | >1800 | Any | Nadine Calder |
| CLARIDGE | c.1800-1940 | Eynsham area | Catriona Manners |
| CLARIDGE | Any | Any | Margaret Alderson |
| CLARIDGE | 1700-1850 | Witney | Todd Dallimore |
| CLARK | <1880 | Any | Rebecca Williams |
| CLARK | 1750 - 1850 | Duns Tew, Steeple Barton, Banbury | Colin Clarke |
| CLARK | Any | South Stoke, Wallingford | James Laurence Tait |
| CLARK | Any | Little Compton | Kate Gartner |
| CLARK | >1750 | Aston | Fiona Hedges |
| CLARK | Any | Coleshill | Kevin Harris |
| CLARK | Any | Henley | Alan R Clark |
| CLARK | 1600-1750 | Sandford on Thames | Michael Long |
| CLARKE | 1800 | Islip | Lynn Clarke Ahrens |
| CLARKE | <1880 | Any | Rebecca Williams |
| CLARKE | <1668 | Stonesfield, Great Langley | Maureen J. Cook |
| CLARKE | 1850 | Stratton Audley | John Harris |
| CLARKE | 1780 | Littlemore, Iffley | Bill Kelley |
| CLARKE | Circa 1730 | Weston-on-the-Green | Andy Pernecker |
| CLARKE | >1800 | Any | Lynn Brown |
| CLARKE | Any | South Stoke, Wallingford | James Laurence Tait |
| CLARKE | <1840 | Westcote Barton | Philip Clarke |
| CLARKE | 18-19c | Witney | John Moore |
| CLARKE | 1800-1818 | Bicester, Little Horwood | Philip Clarke |
| CLARKE | 1780-1900 | Weston on the Green | Ian Clarke |
| CLARKE | c1650 | Rotherfield Peppard | Buddug Hollett (Mrs) |
| CLARKE | <1900 | Any | Sue Powell |
| CLARKE | <1850 | Chipping Norton | Helen Martin |
| CLARKE | 1600-1750 | Sandford on Thames | Michael Long |
| CLARREGE | <1900 | Hook Norton | Rosalind Dunning |
| CLARRIDGE | <1900 | Hook Norton | Rosalind Dunning |
| CLAY | 1830 | Little Bourton | William A. Clay |
| CLAY | 1750-1850 | Duns Tew | Mike Horton |
| CLAYDEN | 1750-1800 | Pyrton/Ipsden | Robert Clayton |
| CLAYDON | 1750-1800 | Pyrton/Ipsden | Robert Clayton |
| CLAYDON | Any | Any | Daphne Oosthuizen |
| CLAYDON | Any | Weston-on-the-Green | Robin Price |
| CLAYTON | 1750-1800 | Pyrton/Ipsden | Robert Clayton |
| CLEAVER | 1855 - 1900 | Enstone | Ann-Marie Ell |
| CLEAVER | 1800's | Broughton, Adderbury | Christine Hill |
| CLEAVER | >1800 | Deddington, Headington | John Morgan |
| CLEAVER | 1800-1900 | Deddington | John Morgan |
| CLEAVER | 1820 - 1848 | Churchill | Ms M Tiller |
| CLEAVER | Any | Oxford | Janet Watts |
| CLEAVER | c.1750s | Any | Diane Melvin |
| CLEMENS | 1300-1600 | Any | Michael R. Clemens |
| CLEMENTS | 1600-1850 | Henley-on-Thames | Frances Bedford |
| CLEMENTS | >1901 | Elsfield, Old Marston, Headington | Angie Clements |
| CLEMENTS | 1700-1800 | Oxford City, St. Giles | Eleanor Collins |
| CLEMENTS | 1700-1900 | Hanborough, Leafield, Charlbury | Keith Wiggins |
| CLEMENTS | 18c | Any | Bryan Bowen |
| CLEMONS | 1885-1910 | Any | Irene Walker |
| CLEMPSON | Any | Witney | Maggie Mattock |
| CLERIDGE | 1500-1600 | Great Bourton, Cropredy | Ryan Dudley |
| CLERK | c1650 | Rotherfield Peppard | Buddug Hollett (Mrs) |
| CLEWS | Any | Oxford | Emma Willson |
| CLIFFORD | >1772 | Any | Gary Bradbury |
| CLIFFORD | 19c | Ewelme | Kate Fearn |
| CLIFFORD | Any | Any | Tony Butcher |
| CLIFT | 18C | Chipping Norton, Charlbury | Dave Andrews |
| CLIFTON | 1650-1900 | Bloxham, Milton and Adderbury | Paul Clifton |
| CLIFTON | <1700 | Northmoor, Bloxham | Peter Clifton |
| CLIFTON | 1600-1900 | Buckland, Hinton Waldrist, Witney, Curbridge, Northmoor, Stanton Harcourt, Wootton | Heather Grimwood |
| CLIFTON | 1750s | Any | Sue Holmes |
| CLIFTON | 1820's | Gt. Milton | Dennis Johnson |
| CLIFTON | 1700s | Bloxham, Banbury | Sheila Matthews |
| CLIFTON | <1850 | Bicester | Louise Dallimore |
| CLIFTON | 18c | Bloxham, Banbury | Elizabeth Coyle |
| CLIFTON | 1850-1900 | Any | Margaret Massie |
| CLIFTON | Any | Any | Tony Butcher |
| CLIFTON | 19c | Northmoor | Nikki Eagle |
| CLINCH | Any | Culham | Norman (Noah) Clinch |
| CLINCH | Any | Standlake | Norman (Noah) Clinch |
| CLINCH | Any | Shifford | Norman (Noah) Clinch |
| CLINCH | Any | Clanfield | Norman (Noah) Clinch |
| CLINCH | 1720 - 1830 | Faringdon and Witney | Craig Carey-Clinch |
| CLINCH | Any | Cote | Norman (Noah) Clinch |
| CLINCH | Any | Weald | Norman (Noah) Clinch |
| CLINCH | <1722 | Bampton | Patrick Inwood |
| CLINCH | Any | Witney | Patrick Inwood |
| CLINKARD | <1800 | Garsington, Baldons | Min Inness |
| CLINKARD | 19c | Garsington | Lewis D. Hawley McCann |
| CLINTON | 16c | Broughton | Lawrence Clinton |
| CLISBY | Any | Any | Sue Woods |
| CLISBY | c.1800 | Bix, Rotherfield Greys | Elaine Bishop |
| COATES | Any | Brill | Fiona Banford |
| COATES | Any | Any | Joe Connell |
| COBB | 1700-1900 | Newington, Dorchester | Harry White |
| COBBUCK | Any | Any | David Coppock ons |
| COCKEREL | 1700 | Swinbrook | Donna Aitken |
| COCKHEAD | Any | Black Bourton | JoAnne Lilley |
| COCKHEAD | <1850 | Blackbourton, Brize Norton, Broadwell. | Haydn Ebbs |
| COCKING | <1700 | Upper Heyford | Sally Forwood |
| COE | Any | Any | Tony Butcher |
| COGGINS | > 1850 | Bicester | Sally Forwood |
| COGGINS | > 1800 | Middleton Stoney | Sally Forwood |
| COGGINS | >1700 | Lower Heyford | Sally Forwood |
| COGGINS | c1700 | Weston on the Green, Chesterton | Barry Coggins |
| COLCOTT | 18 cent - 19 cent | northwest | Ken Wyatt |
| COLE | 1740-1841 | Cogges | Steve Cole |
| COLEGROVE | 1800-1855 | Chipping Norton, Swerford, Hook Norton, Lit. Tew, Bloxham | Bill Watson |
| COLEING | 1880-2007 | Standlake | Tammy Broderick |
| COLEMAN | <1890 | Enstone, Long Hanborough | Alexandra Coles |
| COLEMAN | <1900 | Minster Lovell | Fran Crisp |
| COLEMAN | c1870 | Shenington | Jeannie Hodkinson |
| COLEMAN | <1860 | Enstone | Michael Wearing |
| COLEMAN | Any | Bloxham | Elizabeth Coyle |
| COLEMAN | Any | Bucknell | Gary Woodforth |
| COLEMAN | >1850 | Faringdon | Grace Abrahams |
| COLEMAN | >1700 | Banbury | Alan Coleman |
| COLES | 1735-1800 | Deddington | Donna Lonon |
| COLES | 1850 | Launton | Zynnya |
| COLES | 1500-1725 | Deddington | Graham Loveday King |
| COLES | 1740-1851 | Cogges | Steve Cole |
| COLES | <1800 | Bucknell | Sue Thompson |
| COLES | 1600-1800 | Kidlington | Rosemary Barling |
| COLLCUTT | 1840 | Oxford | Linda-Jane Hamill |
| COLLCUTT | Any | Any | Simon Collcutt |
| COLLET | <1840 | Alvescot | June Keating |
| COLLET | <1710 | Chipping Norton | Katie Sullivan |
| COLLETT | Any | Bicester, Fencott, Witney, North Aston | Karen Simons |
| COLLETT | <1840 | Alvescot | June Keating |
| COLLETT | <1800 | Alvescot | June Keating |
| COLLETT | 19c | Charlton on Otmoor, Fencott, Murcott | Karen Lynn |
| COLLETT | Any | Charlton-on-Otmoor | Robin Price |
| COLLETT | Any | Hook Norton | Roger Brain |
| COLLETT | <1710 | Chipping Norton | Katie Sullivan |
| COLLETT | 1823 | Murcott | Brenda Purves |
| COLLETT | <1746 | Charlton on Otmoor, Fencott | Stephen Collett |
| COLLIER | >1750 | Witney | Keith R. Collier |
| COLLIER | Any | Witney | Robert Collier |
| COLLIER | 1800-1870 | Witney | Sandra Kibble-White |
| COLLIER | Any | Any | Wendy Stacey |
| COLLIER | <1750 | Witney | Peter E. Terry |
| COLLIER | 18c | Witney | Chris Wake |
| COLLIER | Any | Witney | Martin Rix |
| COLLIER | c.1755 | Witney | Colin D. Gronow ons |
| COLLIER | Any | Witney | Mike Sandon |
| COLLINGRIDGE | <1800 | Somerton, Souldern, Godington, Hethe | Stephen Taylor-Jones |
| COLLINGWOOD | 1550-1750 | Bampton | Miriam Smith |
| COLLINGWOOD | <1800 | Bampton | Myrtle Cooper |
| COLLINGWOOD | Any | Any | Gordon Collingwood ons |
| COLLINS | 1890s | Oxford | Rosemary Barling |
| COLLINS | <1820 | Any | Heather Collins |
| COLLINS | 1700 - 1850 | Towersey | Paul Collins |
| COLLINS | 1880 - 1999 | Warborough | Paul Collins |
| COLLINS | <1736 | Leafield, Woodstock | Maureen J. Cook |
| COLLINS | 1750 to 1900 | Any | Georgiajean |
| COLLINS | >1820 | Any | Mike Brooks |
| COLLINS | 1874 | Bloxham | Anne Williams |
| COLLINS | Any | Any | Rachel Williams |
| COLLINS | 1780 - 1812 | Oxford | Rosemary Feltham |
| COLLINS | >1700 | East & West Hanney | Ken Godfrey |
| COLLINS | Any | Dorchester | Martin Rix |
| COLLINS | <1600 | Stanford in the Vale | Fiona Hedges |
| COLLINS | Any | Deddington | Jane Davies |
| COLLINS | 19c | Chipping Norton | Danielle McHugh |
| COLLINSON | >1798 | Islip | Irene Cooke |
| COLLIS | <1834 | Oxford | Cecily Harvey |
| COLLIS | 1700's - 1800's | Burford | Richard Slatter |
| COLLIS | <1900 | Oxfordshire | Janet Watts |
| COLLIS | <1850 | Any | Mary Jane Collis |
| COLLIS | 1750-1950 | Bampton | Michael Long |
| COLLIS | Any | Witney | Nena Carter |
| COLLIS | 19c | Bampton, Ducklington | Carolyn Ramsbottom |
| COLLISON | 1760 | Islip, Noke | William Willmot |
| COLLIVER | 18c | Any | Robert Colliver |
| COLSELL | 1740-1840 | Crowell | John Coshall |
| COLSHILL | 1740-1849 | Crowell | John Coshall |
| COLSIL | 1740-1840 | Crowell | John Coshall |
| COLSTON | <1851 | Oxford City or any | Neil Thaler |
| COLWELL | Any | Any | Robert Colwell |
| COLYER | 1700-1800 | Any | Jane Townsend |
| COMBS | <1901 | Oxford, Wallingford, Standlake, Crawley, Curbridge, Clanfield | Jacqui Gately |
| COMIN | 1650-1750 | Elsfield | David Nutt |
| COMLEY | any | Any | Andrew Mead |
| COMLEY | <1855 | Bampton, Witney | Stella Scott |
| COMLEY | Any | Oxford | Paul Landon |
| COMLEY | Any | Clanfield, Hinton Waldrist. | Lynda Brown |
| COMPTON | 1800 | Shutford | Roger Jelfs |
| COMPTON | >1700 | Great Rollright, Shutford | Debbie Zuniga |
| COMPTON | <1650 | Any | Elizabeth Koether |
| COMPTON | <1850 | Charlebury | Mary Jane Collis |
| CONNAWAY | 1700 - 1900 | Witney | Kim Conway |
| CONSTABLE | 19c | Middleton Stoney | Andrea Weider |
| CONSTABLE | Late 1700's | Waterstock | Michael Constable |
| CONSTABLE | Any | Witney | Jean Hodges |
| CONWAY-TURNER | 20c | Oxford | Sandra Clifton |
| COOK | 1750-1900 | Burford | Bob Cowley ons |
| COOK | 1800-1960 | Wallingford | Amanda Benstock |
| COOK | 18c | Any | Bryan Bowen |
| COOK | <1827 | Bampton | Susan Lewis |
| COOKE | 1850-1900 | Oxford | Catriona Manners |
| COOKNELL | <1800 | Spelsbury | Maureen J. Cook |
| COOKNELL | <1860 | Spelsbury | Edward Metcalfe |
| COOKNELL | <1850 | Any | Edward Metcalfe |
| COOKY | Any | Any | Vernon French |
| COOLING | 1700's & 1800's | Any | David Murray |
| COOMBES | <1881 | Hardwick, Stanton Harcourt | Chris Hollins |
| COOMBES | <1800 | Lyneham | Michael Dumbleton |
| COOMBS | <1901 | Oxford, Wallingford, Standlake, Crawley, Curbridge, Clanfield | Jacqui Gately |
| COOMBS | 18c | Any | Bryan Bowen |
| COOPER | 1500 | Murcott, Charlton, Fencot | Michelle Bailey |
| COOPER | 1300 - 1800 | Murcott | Michelle Bailey |
| COOPER | 17c - 19c | Great Hasely | Natasha Bates |
| COOPER | 1600's | Cuxham | Valerie H. Burrows |
| COOPER | 1700 - 1800 | Cote, Aston, Lew, Bampton | Frank Hudson |
| COOPER | 1800-1900 | Headington | John Morgan |
| COOPER | Any | Any | Jacky Sherwood |
| COOPER | <1733 | Charlton-on Otmoor | Rebecca Chapman |
| COOPER | Any | Chipping Norton | Brian Vincent Cooper |
| COOPER | <1800 | Somerton, Middleton Stoney, Bicester | Gillian Talbot |
| COOPER | Any | Any | William Birchall |
| COOPER | Any | Witney | Leanne Cooper |
| COOPER | Any | Lew, Bampton, Burford | Mary Skeemer |
| COPE | 1700-1850 | Thame | Gina Cope |
| COPE | Any | Any | Gina Cope |
| COPE | Any | Thame | Jane Davies |
| COPOC | Any | Any | David Coppock ons |
| COPOCK | Any | Any | David Coppock ons |
| COPPACK | Any | Any | David Coppock ons |
| COPPICK | Any | Any | David Coppock ons |
| COPPOCK | Any | Any | David Coppock ons |
| COPPOCK | <1860 | Great Milton | Alan Catherine |
| COPPOCK | <1800 | Watlington | Margaret Hawkings |
| COPPUCK | Any | Any | David Coppock ons |
| CORALL | 17c | Little Compton | Penny Eves |
| CORBETT | Abt. 1960 | Lower Assendon | Carol Mooney |
| CORBEY | 1840's | Oxford St. Thomas | David Bradshaw |
| CORNISH | >1779 | Any | Gary Bradbury |
| CORNISH | Any | Any | Rev. Roger Cornish ons |
| CORNISHE | Any | Any | Rev. Roger Cornish ons |
| CORNYSHE | Any | Any | Rev. Roger Cornish ons |
| COSBY | <1850 | Kidlington | Alan W. Inness |
| COSHALL | 1740-1943 | Crowell, Oxford | John Coshall |
| COSIER | 1500- 1800 | Swerford, Stow on theWold | Alison Molineux |
| COSSENS | 18c | Burford | John Moore |
| COSTAR | Any | Benson | Alan J Foxall |
| COSTARD | Any | Benson | Alan J Foxall |
| COSTER | Any | Any | Jacky Sherwood |
| COSTER | >1700 | Any | Pam Thornton |
| COSTER | <1832 | Chalgrove | Rosemary Wigg |
| COSTIFF | Any | Witney | Richard Parkes |
| COTESFORD | <1650 | Any | John Scotford |
| COTHIER | Any | Any | Matthew Cothier |
| COTSFORD | Any | Launston, Twyford | Brenda Timms |
| COTSFORD | Any | Any | John Scotford |
| COTTERELL | 1580-1780 | Wantage | Terry Gregory |
| COTTERELL | 1700-1900 | Alvescot and surrounding villages | Janice McBride |
| COTTERELL | 1700-1900 | Burford | Philip Robbins |
| COTTERILL | 1580-1780 | Wantage | Terry Gregory |
| COTTESFORD | Any | Any | John Scotford |
| COULDREY | 1700s | Abingdon | Sue Matthews ons |
| COULING | 1700's & 1800's | Any | David Murray |
| COULING | <1800 | Spelsbury, Dean | Michael Dumbleton |
| COULLING | 18C and 19c | Any | Margaret Dixon |
| COULTON | Any | Any | Christopher Pike |
| COUNCER | Bloxham | Andrea Green | |
| COURTNEY | <1795 | Oxford | Ken Courtney |
| COUSINS | <1904 | Oxford | Patrick Inwood |
| COVENTRY | Any | Any | Brenda Mayers |
| COWDERY | Any | East Hendred | Mary Inwood (nee Cowdery) |
| COWLEY | > 1950 | Oxford | Paul Landon |
| COX | c.1750 | Stratton Audley, Launton, Bicester | Karen Simons |
| COX | 18 & 19c | Toot Balden | Eleanor Collins |
| COX | 1700-1800 | Weston-on-the-Green | Eleanor Collins |
| COX | 1700 and 1800 | Bletchington | Eleanor Collins |
| COX dna | 1700-2000 | Oxford, Standlake, Abingdon | Mark Cox |
| COX | 1800 to 1918 | St. Thomas | Robert Cox |
| COX | 1720-1900 | Abingdon/Culham | Robert Cox |
| COX | 1538-1730 | Warborough, Dorchester, Burcot | Robert Cox |
| COX | 19c | Great Tew | Vanessa Cox |
| COX | 1789-1900s | Oxford | Warwick Cox |
| COX | 1600 -- 2000 | Black Bourton/ Beckley/ Studley | William John Coxhead |
| COX | 19c | Standlake | Betty Fry |
| COX | 1600-1900 | Buckland, Hinton Waldrist, Witney, Curbridge, Northmoor, Stanton Harcourt, Wootton | Heather Grimwood |
| COX | 1760 | Wychwood | Glyn Hatherall |
| COX | 1750-1900 | North & South Moreton, Sotwell, Brightwell | Sylvia Hewitt |
| COX | 1700-1825 | Ambrosden, Blackthorn Chapel | Kris Inwood |
| COX | 1885 - 1952 | Horton-cum-Studley | Edith McIntyre |
| COX | 1800 or any | Shipton under Wychwood, | S Porter |
| COX | >1870 | Binfield Heath, Shiplake moving to Maidenhead | Jon Saunders |
| COX | Any | Any | Jacky Sherwood |
| COX | Late 1800's | Headington, Cowley, Hinksey, Banbury, Neithrop, ?Bampton | Jean Stobbs |
| COX | <1850 | Northleigh | Marion Towers |
| COX | 1800-1865 | Northleigh, Eynsham | Emily Foster |
| COX | 1800-1900 | Neithrop | Stephanie Brooklyn |
| COX | 1700-1800 | Brize Norton, Yarnton | Martin Pearson |
| COX | >1740 | Oxford | Ruth Margaret Taylor |
| COX | <1880 | Headington | Brian Dalby |
| COX | <1750 | Milton | Elaine Ward |
| COX | 1790-1831 | Adderbury | Jim Cox |
| COX | 1830 | Croughton | Jim Cox |
| COX | 1786-1875 | Cowley | Lynda Ottaway |
| COX | <1800 | Wantage | Myrtle Cooper |
| COX | <1660 | Cumnor | Fiona Hedges |
| COX | <1800 | Abingdon,Culham,Wheatley | Barbara Cox |
| COX | 1500-1750 | Wheatley | Robert Cox |
| COX | 1740-1800 | Northmoor, Oxford (esp. St. Peter-in-the-East and St. Aldate) | Vicki McKay |
| COX | >1790 | Wiggington | Vanessa Cox |
| COXETER | 1600-1800 | Weald, Bampton | Pam Hodge |
| COXETER | <1700 | Bampton | Fiona Hedges |
| COXHEAD | 1600 -- 2000 | Black Bourton/ Beckley/ Studley | William John Coxhead |
| COY | Any | Banbury | Sarah Thomson |
| COZENS | c1600 | Adderbury | Sue Adcock |
| CRACKLOE | 1530-1600 | Any | Anne Wiltshire |
| CRACKLOR | 1530-1600 | Any | Anne Wiltshire |
| CRACKLOW | 1530-1600 | Any | Anne Wiltshire |
| CRACKLOWE | 1530-1600 | Any | Anne Wiltshire |
| CRAKE | 1700 | Cuxham | Valerie H. Burrows |
| CRAKE | Any | Any | Sally Jackson |
| CRAKER | 17c | Any | Penny Eves |
| CRAKER | c1700 | Western on the Green | Barry Coggins |
| CRANE | 1500-1600 | Any | Mark Murphy |
| CRAPPER | Any | Oxford | Susan Toth |
| CRAVATT | 1700-1850 | Cassington and Hanborough | David Turner |
| CRAWFORD | 1800s | Hanborough | John Lord |
| CRAWFORD | 1650 - 1830 | Cassington, Woodstock, Hanborough | Sarah Milne |
| CRAWFORD | 1700-1850 | Cassington and Hanborough | David Turner |
| CRAWLEY | Any | Any | Daphne Oosthuizen |
| CRAWLEY | >1940 | Oxford | Vic Hall |
| CREED | Any | Any | Frances Powis |
| CREED | >17c | Caversham | Harry White |
| CREEK | <1732 | Rousham | Helen Lisle-Wood |
| CRESSWELL | 1570-1800 | Any | Eric Cresswell |
| CRESSWELL | | Caversham |
Lynne Bell
| |
| CRESWELL | 1570-1800 | Any | Eric Cresswell |
| CRESWELL | Any | Any | Colin E Allen |
| CRICK | <1700 | Adderbury | Liane Fenimore |
| CRIPPS | <1900 | Hinksey | Sue Matthews ons |
| CRIPPS | Any | Chipping Norton | Isabel Miles |
| CRIPPS | Any | Bletchingdon, Cassington, Islip | Robin Price |
| CRIPPS | 1800's | Hinksey, Cowley, ?Bampton | Jean Stobbs |
| CRIPPS | 1860's | Bletchington | Ngaire Webber |
| CRIPPS | 1800's | Any | Ngaire Webber |
| CRIPPS | <1850 | Any | Mike Brooks |
| CRIPPS | <1800 | Any | Geoff Wain |
| CRIPPS | <1850 | Bampton | Margaret Forbes |
| CRIPPS | 1800-1900 | Bucknell | Stephen Taylor-Jones |
| CRIPPS | Any | Any | Penelope Taylor |
| CRIPPS | >1850 | Any | Jennifer Tinson |
| CRISP | 1800's | Any | Jean Stobbs |
| CROAKE | 1700 | Stanford in the Vale | Ken Rolls |
| CROCKER | <1700 | Hook Norton | Gisela Arnfield |
| CROCKWELL | <1800 | Stanford-in-the-Vale and area | Jon Spinage |
| CROFTS | Any | Oxford East | Lynn Hotson |
| CROKER | <1700 | Hook Norton | Gisela Arnfield |
| CROOK | circa 1800 | Wheatley | Tony Crook |
| CROOK | <1700 | Adderbury | Liane Fenimore |
| CROOK | >1700 | Any | Pam Thornton |
| CROOK | 18c-19c | Any | Naomi Tarrant |
| CROSIER | Any | Bicester, Oxford, South Hinksey | L Whittinger |
| CROSIER | <1800 | Any, mainly Oxford | L Whittinger |
| CROSIER | 1700-1800 | Bicester | L Whittinger |
| CROSS | 1700-1900 | Epwell Any | Chris Gunthorpe |
| CROSS | Any | Stanton Harcourt | Lesley Cook |
| CROSS | Any | Tackley, Steeple Aston | Fred Cross |
| CROSS | <1900 | Spelsbury & Taston | Michael Cross |
| CROSS | 1750-1850 | Lechlade | Richard Cross |
| CROSS | Any | Great Haseley and nearby | Stuart Kreloff |
| CROSS | 1780-1880 | Charlbury/Chilson area | Marian Gould |
| CROSS | >1800 | Minster Lovell and St Ebbes | D. Harrison |
| CROSS | 1872 | Chipping Norton,Charlbury | Sherrill Ray |
| CROSS | <1774 | Launton, Arncot | Rebecca Chapman |
| CROSS | >1700 | Any | Pam Thornton |
| CROSS | Any | Enstone, Fritwell | Brian Williams |
| CROSS | <1918 | Minster Lovell | Douglas Cross |
| CROSS | Any | Any | Martin K Thompson |
| CROSS | 19c | Minster Lovell | Colin Harris |
| CROSS | Any | Any | Bethan Arrowsmith |
| CROTON | Any | Any | Roy Croton |
| CROTON | Any | Any | Peter Croton |
| CROWDAY | >1750 | Aston Rowant, Lewknor | Peter Moore |
| CROWDY | >1750 | Aston Rowant, Lewknor | Peter Moore |
| CROWTON | 1450 - 1910 | Any | Peter Croton |
| CROXFORD | 1613-1817 | Sydenham | Jenny Bell |
| CROXFORD | Any | Any | Faith Myers |
| CROXFORD | Any | Aston Rowant, Sydenham | Patricia Smith |
| CROXFORD | >1600 | Aston Rowant, Lewknor, Sydenham | Pete & Glynis Croxford |
| CROXFORD | >1600 | Aston Rowant, Lewknor, Sydenham, etc. | Brian Perry Powell |
| CROXFORD | 1640 | Sydenham | Jan Hutchinson |
| CROXFORD | Any | Any | James Keen |
| CROXSON | Any | Any | Wendy Croxson |
| CROXTON | <1681 | Blackthorne | Rebecca Chapman |
| CROZIER | 1800s | Oxford City | Kerri Parker |
| CRUTCH | Any | Woodstock | Alan Crutch |
| CRUTCH | 1800s | Stadhampton | Alexandra Coles |
| CUBBAGE | >1850 | Launton | Eunice Cubbage |
| CUDD dna | Any | Abingdon, Sunningwell, Oxford | Valerie Hounslow |
| CUDDON | Any | Any | Rob Spurrett |
| CULHAM | >1700 | Kelmscott | Alan Cullum |
| CULLUM | Any | Kelmscott | Alan Cullum |
| CULLUM | 1842 | Twyford | Alan Cullum |
| CULLUM | >1820 | Wheatley | Keith Cullum |
| CULLY | >1700 | Cuxham | Valerie H. Burrows |
| CULLY | <1760 | Stanford-in-the-Vale and area | Jon Spinage |
| CULPEPPER | <1850 | Oxford | Hazel Anderson |
| CUMMINGS | Any | Any | Sue Watson |
| CUMMINGS | Any | Marston, Oxford | Sue Watson |
| CUMMINGS | 1800-1930 | Oxford | Amanda Benstock |
| CUMMINGS dna | >1750 | Elsfield, Marston, Oxford | David Nutt |
| CUMMINGS dna | <1850 | Wytham | Jenny Lockett |
| CUMMINS | <1850 | Marston, Headington | Brian Andrews |
| CUNNINGHAM | 1850-1950 | Oxford City | Vic Styles |
| CURNOCK | <1750 | Great Tew, South Newington | Sue Adcock |
| CURNOCK | Any | Any | Bob Simmonds |
| CURRELL | Any | Banbury | Jenny Smith |
| CURRILL | >1700 | Headington, Headington Quarry, Great Milton, Cuddesdon, Horspath | Barbara Dye |
| CURRYER | Any | Henton | Julia Smith |
| CURTIS | 1500- | Sutton Courtenay | Corinne Curtis |
| CURTIS | 1787-1812 | Kidlington | Phil Goater |
| CURTIS | Any | Bodicote, Adderbury | Fiona Young-Brown |
| CURTIS | Any | South Stoke, Goring | Stephen Costello |
| CURTIS | Any | South Stoke, Goring | Christine Curtis |
| CURTIS | Any | Great Bourton and surrounding area | Tim Avery |
| CYPHUS | Any | Chipping Norton | Christopher Reynolds Betteridge |