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-Names Studies.
| Surname | Timeframe | Place | Researcher |
|---|---|---|---|
| TACKLEY | 1600 | Any | Clyde Tackley |
| TAG | 1790-1932 | Oxford, Banbury | Ann Ryder |
| TALBOT | 1862-1909 | Oxford | Jill Williams |
| TALBOYS | 19/20c | Oxford | Mark Duncan |
| TALBOYS | 18c | Oxford | Ian Mullan |
| TALLADAY | anytime | ? | William L. Talada |
| TALLANT | 1700 - 1900 | Watlington | Chris Prince |
| TALLBOYS | 1800s | wolvercote | Ruth Ridley |
| TALLOTT | >1650 | Bucknell, Handborough, Combe, Woodstock, Eynsham. | John Mahoney |
| TALLOTT | 18c | Woodstock, Handborough | Lynda Organ |
| TAMAN | >1680s | Bicester | Gail Stevens |
| TANNER | >1750 | Great Barrington | Bob Cowley ons |
| TANNER | 1825- 1900 | Denton | Warwick Cox |
| TANNER | <1700 | Bicester, Chesterton | Joan Lee |
| TANNER | 1790-1900 | Henley | Chris Farrington |
| TANNER | <1713 | Islip, Chesterton, Wendlebury | Donnette Smith |
| TANNER | 1800-1850 | Iffley, Oxford | Anne Clarke |
| TANNER | 17c | Bicester | Fiona Hedges |
| TANNER | Any | Chesterton, Any | Christine Wells |
| TAPLIN | 1700-1800 | Any | Denis Hoare |
| TAPLIN | 1800 to 1900 | Chipping Norton | John Foster |
| TAPLIN | 1720 | Kidlington | Peter E Hodgkinson |
| TAPLIN | Any | Bloxham | John Linton |
| TAPLIN | Any | Banbury area | John Plester ons |
| TAPLIN | 1600-1900 | Bloxham. Adderbury | Mrs. P. Rudd |
| TAPLIN | 1870 | Euston | James Ivan Taplin |
| TAPLIN | Any | Any | James Taplin |
| TAPLIN | 1750-1870 | Enstone, Steeple Aston, Hook Norton | John W Taplin |
| TAPLIN | Any | Enstone | Paula Taplin |
| TAPLIN | 19c | Bloxham, Adderbury areas | Maurice Woodward |
| TAPPIN | >1853 | Charlbury, Wallingford | Steven Knowles |
| TAPPING | Any | Any | Tony Butcher |
| TARLETON | 1200-1750 | Unknown | Cullie M. Tarleton |
| TARRANT | 1700-1800 | Oxford | Yvonne Michna |
| TARRANT | 1700's | Oxford | Lois Tarrant |
| TARRANT | 1800 | Oxford | Lois Tarrant |
| TARREY | <1901 | Oxford, Wallingford, Standlake, Crawley, Curbridge, Clanfield | Jacqui Gately |
| TARRY | <1901 | Oxford, Wallingford, Standlake, Crawley, Curbridge, Clanfield | Jacqui Gately |
| TARRY | Any | Bodicote, Adderbury | Fiona Young-Brown |
| TARRY | <1700 | Duckington area | Steve Bumstead |
| TARVER | 1650 - 1750 | Any, particularly Claydon | Barbara Hymas |
| TASKER | 1856 | Banbury | Dell Davidson |
| TASKER | 1813 | Neithrope,Banbury | Neil McNee |
| TASKER | >1700 | Bodicote, North Newington | Hannah Hopkins |
| TASKER | Any | Any | Douglas Hinton |
| TATTERSALL | 1850-1900 | Any | Ken Foltz |
| TAUNT | 1650 to 2005 | Any | David G Taunt |
| TAUNT | <1750 | Kidlington | Mary Taylor |
| TAUNTON | Any | Oxford | Kathleen Lopez |
| TAWER | <1620 | Stanford in the Vale | Fiona Hedges |
| TAWNEY | <1700 | Oxford | David Nutt |
| TAWNEY | Any | Oxford, Binsey | Martin K Thompson |
| TAYLER | <1880 | Clanfield | Alan Richards |
| TAYLER | >1820> | Any | Graham Tayler |
| TAYLER | 1700 to 1900 | Oxford | Graham Tayler |
| TAYLER | c1800 | Oxford | Bruce Tayler |
| TAYLOR | 1860-1944 | Rutherford | Matie Elizabeth Alabright |
| TAYLOR | 1800-1900 | Oxford City, St Peter's in the East | Judy Barradell-Smith |
| TAYLOR | <1825 | Witney Cumnor Ducklington | David Nutt |
| TAYLOR | 1850 - 1900 | Witney | Elaine Beechey |
| TAYLOR | 1700 | Didcot | Beth Bickford |
| TAYLOR | 1884-1944 | Stoke Lyne | Penny Bignell |
| TAYLOR | <1820 | Northmoor | Tony Butler |
| TAYLOR | Any | Any | Graham Thornett |
| TAYLOR | c.1795-c.1885 | Deddington, Rokemarsh | Robyn Costley |
| TAYLOR | All, 1840 | Swalcliffe, Drayton, North Newington, Broughton | Yvonne Griffin |
| TAYLOR | 1750s | South Newington | Sue Holmes |
| TAYLOR | 1828 | Wenclebury | Barbara Johannes |
| TAYLOR | Any | Benson | Colleen Kaygun |
| TAYLOR | 1800 | benson | Colleen Kaygun |
| TAYLOR | 1800 - 1900 | Headington Quarry, Oxford | Andrew Kent |
| TAYLOR | 1770 - 1870 | Nettlebed | Kristine Laemmlen |
| TAYLOR | 1700 - 1850 | Begbroke | Gary Mason |
| TAYLOR | 1700's | Shutford | Janis McCahill |
| TAYLOR | 1800-1900 | Oxford | Bonnylyn Taylor McLeod |
| TAYLOR | <1800 | Burford | Julie TAYLOR |
| TAYLOR | 1800-1900 | Cropredy and Wardington | John Randle |
| TAYLOR | abt. 1650 - 1700 | Chipping Norton | Leah Savage |
| TAYLOR | 1800-1900 | Middleton Cheney | Chris Simpson |
| TAYLOR | 1826 | Bloxham/ Boddicote | Janis Stables |
| TAYLOR | 1800-1900 | Shabbington | Kevin Taylor |
| TAYLOR | 1800-1945 | Neithrop, Banbury, Cropredy, Claydon | Victor Taylor |
| TAYLOR | Any | Neithrop, Banbury, Claydon | Victor Taylor |
| TAYLOR | Any | Fritwell, Somerton, Oxford | Emma Willson |
| TAYLOR | c1840 | Milton | Rebekah Markham |
| TAYLOR | 1500-1600 | Nethercote, Banbury | Ryan Dudley |
| TAYLOR | 1600-1800 | Any | Susan Morton |
| TAYLOR | <1800 | Burford | Stephen Taylor-Jones |
| TAYLOR | 1800-1850 | Somerton | Stephen Taylor-Jones |
| TAYLOR | Any | Barford St Michael, Shutford | Ann Hook |
| TAYLOR | 1700-1800 | Bicester | Sue Thompson |
| TEASDALE | <1616 | Glympton | Anne Wiltshire |
| TEBBY | 1750-1900 | Cottiford- Fritwell | Denis Adkins |
| TEBBY | 1600/1800 | Cottisford area | Don Mark Gilham |
| TEDDER | c.1880 | St.Ebbes or Oxford Area | Maureen |
| TEE | 1820 - 1880 | Filkins | Ann Churchman |
| TEEL | Any | Hailey, Whitney | Faith Jones |
| TEMPERO | >c.1750 | Great Milton, Waterstock | Lesley Instone |
| TEMPERO | c 1864 | Unknown | Peter Wells |
| TEMPLAR | <1570 | Wooton | Elly Babbedge |
| TEMPLE | <1875 | Ardley | Lynda Atherton-Miles |
| TEMPLE | <1851 | Alvescot | Lynda Atherton-Miles |
| TEMPLE | <1860 | Grafton | Chris Etheridge |
| TEMPLE | 19:30 | Filkins, Broadwell, Broughton Poggs | Bob Temple |
| TEMPLE | >1850 | Oxford City and surroundings | Eunice Van Wert |
| TEMPLE | 18/19c | Alvescott, Clanfield, Grafton | David Painter |
| TEMPLE | 18/19c | Vale of White Horse | David Painter |
| TENNANT | 1800's | Epwell, Chipping Norton, Hook Norton | Sandra Ogg |
| TERRELL | 1920-1940 | summertown | Jennifer Barton |
| TERRILL | >1850 | Boddicote | Patrisia Carrington |
| TERRY | <1804-1834 | Cuddeson, Wheatly | Marilyn V. Alexander |
| TERRY | 1815 | Clifton / Deddington | John Carter |
| TERRY | 1760-1850 | Deddington, Clifton | Raelene Wennan |
| TESDALE | <1616 | Glympton | Anne Wiltshire |
| TESTAR | 1760 - 1860 | Chipping Norton | C Testar |
| TESTARD | 1760 - 1860 | Chipping Norton | C Testar |
| TEW | 1800 - 1900 | Charlton-on Otmore, Fencott | Beryl Allcoat |
| TEW | <1750 | Any | Vernon Tew |
| TEW | Any | Banbury area | John Plester ons |
| TEW | >1500> | Any, especially around Barford/Banbury | C. Jack Tew |
| TEW | Any | Any | Colin Wills |
| TEYNTON | <1730 | Any | Elizabeth Duke |
| THACKARA | 1800 - 1881 | HENLEY | Paul Best |
| THACKER | from1660 | Wardington | Sue Harrison |
| THARP | 1600 - 1880 | Thame | Yvonne |
| THARPE | 1600 - 1880 | Thame | Yvonne |
| THARPP | 1600 - 1880 | Thame | Yvonne |
| THATCHER | Any | Any | Candace Thatcher Midboe |
| THATCHER | 1800's | unknown | Candace Thatcher Midboe |
| THATCHER | >1200> | Uffington | David Lee Thatcher |
| THATCHER | 1684-1840 | Shrivenham | Jim Thatcher |
| THATCHER | Any | Henley on Thames | Ralph Thatcher |
| THEOBALD | Any | Coleshill, East Hendred | Kevin Harris |
| THEOBALDS | Any | Coleshill, East Hendred | Kevin Harris |
| THICKE | Any | Any | Lisa Manor |
| THICKE | Any | Any | Lisa Manor |
| THOMAS | 1715-1738 | Unknown | T. J. Anderson |
| THOMAS | early 1900s | Witney area | Monica Butler |
| THOMAS | late 1700s | Weston on the Green area | Jane Read |
| THOMAS | >1915 | Any | Ashley Thomas |
| THOMAS | 1950-1970 | Headington | Ashley Thomas |
| THOMAS | c1700 | Weston on the Green | Barry Coggins |
| THOMAS | 1700 | Any | Sue Vanstone |
| THOMAS | c1790 | Chipping Norton | Howard Samuels |
| THOMAS | 1600-1800 | Any | Susan Morton |
| THOMAS | 18-19c | Wytham | Colin Harris |
| THOMAS | 19-20c | Oxford | Colin Harris |
| THOMPSON | 1700-1900 | Any | Kathleen Papuni |
| THOMPSON | 19c | Enstone, Oxford | Martin K Thompson |
| THONGER | 1700 - 1900 | Bicester | Edward Thonger |
| THORN | Any | Any | V Thorn |
| THORN | >1700 | Any | Pam Thornton |
| THORNE | 1800 - 1900 | possibly Dun's Tew or that area | Prue Vincent |
| THORNETT | late 1800s | any | Kelvin J. Brooker |
| THORNETT | Any | Any | Graham Thornett |
| THORNHILL | 1860-1935 | Wantage | Jade Burrell |
| THORNTON | 1800s | Salford | Linda Burbank |
| THORNTON | 1800s | cornwell, salford, chipping norton | Val Gillanders |
| THORNTON | 1736 to 1818 | Charlton-on-Otmoor | Donald Hancock |
| THORNTON | Any | Pyrton, Gt & L Haseley, Shirburn, Wallingford | Dawn Thornton |
| THORNTON | Any | Forest Hill, Wheatley | Margaret P. Smith |
| THORNTON | 1700-2000 | Oxford centre and Iffley Road area | R. Thornton |
| THORNTON | <1700 | Blackthorn, Waterperry | Jean Hodges |
| THORNTON | <1940 | Any | Lyn Rumble |
| THORNTON | <1910 | Churchill | Lyn Rumble |
| THORP | 1600 - 1880 | Thame | Yvonne |
| THORP | 1726-1900 | City of Oxford | Evelyn Lucking |
| THORPE | 1600 - 1880 | Thame | Yvonne |
| THORPE | 1780 - 1850 | Thame | Yvonne |
| THURLAND | >1400 | Oxford | Jacqueline Hunt |
| THURLBY | 1800-1900 | ? | Dianne Curtis |
| THURSTON | >1700 | Unknown | Fred Thurston |
| TIBALDS | Any | Coleshill | Kevin Harris |
| TIBBALDS | Any | Coleshill | Kevin Harris |
| TIBBITTS | Any | Milton-under-Wychwood | Thomas Robinson |
| TIDMAN | 1893-1900 | Cowley | Rick Bell |
| TIDMARSH | 1700s | Tackley | Virginia Egan Crawford |
| TIDMARSH | 1600-1800 | Wootton, Tackly, Stonesfield, Charlbury | Peter Dixon |
| TIDMARSH | 1700-1800 | Wootton, Tackley, Stonesfield. | Peter Dixon |
| TIDMARSH | >1903 | Chipping Norton | Andy Grant |
| TIDMARSH | 1800-1890 | Great Rollright | Mary Jeffery |
| TIDMARSH | Any | Great Rollright | Mary Jeffery |
| TIDMARSH | 1600/1900 if poss | Any | David Tidmarsh |
| TIDSDALE | <1616 | Glympton | Anne Wiltshire |
| TIFFANY | >1850> | Any | William Mortlock |
| TILBURY | ABOUT 1869 | HAMBLEDEN | Clara Tilbury |
| TILBURY | >1869 | Hambleton, then unknown | Clara Tilbury |
| TILER | 1750-1850 | Bloxham | Jan Rhodes |
| TILLEARD | 1500 - 1640 | Any | Rosemary Tilleard |
| TILLEY | >1800 | Any | Colin Bridgeman |
| TILLIN | 18c/early 19c | Watlington and surroundings | Vicki Perry |
| TILLING | 18C | Chipping Norton | Dave Andrews |
| TILLING | 1700 - 1900 | Chipping Norton | Raymond V. Duance |
| TILLING | 1850 - 1881 | Brighten (?) | Lynne Lamontagne |
| TILLING | 18c/early 19c | Watlington or surroundings | Vicki Perry |
| TILLING | 19c | Chipping Norton | Wayne Nelsen |
| TILLING | Any | Chipping Norton | Paul Tilling |
| TIMBERLAKE | <1820 | Beckley | Charles Whitehead |
| TIMBRELL | 1886 | Brize Norton | Janice Falvey |
| TIMMS | 1850-1898 | Stratton Audley | Sharon E. Clanahan |
| TIMMS | 1750-1950 | Arncott, Mixbury, Bucknell, Stoke Lyne, Brackley | Liam Duggan |
| TIMMS | 1500s | South Newington | Sue Holmes |
| TIMMS | Any | South Newington | Kim Semmence |
| TIMMS | Any | Kirtlington | Judith Hall Ohlgren |
| TIMMS | Any | Any | Tony Butcher |
| TIMMS | 1700-1900 | Chipping Norton | Aubrey Timms |
| TIMMS | >1850 | Bicester | Jean Timns |
| TIMMS | Any | Any | Sue Watson |
| TIMMS | Any | Oxford | Sue Watson |
| TIMMS | <1850 | Brize Norton | Margaret Forbes |
| TIMMS | 1600-1900 | Bampton, Weald & nearby | Mick Cooper |
| TIMMS | <1900 | Kirtlington, Oxford | Barbara Jones |
| TIMMS | Any | Bicester | Evelyn Kremer |
| TIMMS | Any | Any | Sharon Neale |
| TIMMS | Any | Any | William Birchall |
| TIMS | 1750-1800 | Kidlington | Maggie King |
| TIMS | Any | Barford | Grace Hutchinson |
| TIMS | 1750-1850 | Barford St. John | Marguerite Verley |
| TIMS | >1650 | Deddington | Pam Bouadi |
| TIMS | Any | Any | Sharon Neale |
| TINDLE | 16th - 17th - 18th - 19th - 20th centuries | England particularly Northern England | James D. Tindle, Ph.D. |
| TINSON | <1850 | Warborough/Shillingford | Sheila Bennett |
| TINSON | 11/11/00 | Langford | Shirley Clitheroe |
| TINSON | Any | Dorchester, Warborough, Burcott | Iain Fraser |
| TIPPING | 1834 | Albury? | Peter Hansford |
| TIPPING | 1800 - 2007 | Worminghall, Holton | Lee Anne Liankatawa |
| TIPPING | Any | Noke | June Tipping |
| TIPSON | 1500s up | Thane, and Aston Rowant , Oxford | Drucilla L. Smith |
| TIPTON | Late 1800 | ? | Elaine |
| TIPTON | Earliest | Any | Joseph van Dell Tipton |
| TIRRELL | 1870's | Bicester | Anne McLaughlin |
| TIRRELL | 1866-1887 | Woodeaton and Bicester | Anne McLaughlin |
| TITCHENER | Any | bourton shrivenham faringdon | Samantha Ranger |
| TITCOMB | 1700-1840 | ENSTONE | Andy Titcomb |
| TITCOMB | 1700-1900 | Enstone, Clevely, Charlbury. | Andy Titcomb |
| TOBY | 17c/18c | South Stoke, Goring | Steve Miller |
| TODD | 1840-1850 | Kennington | Helen P. Wentworth |
| TOLLET | <1800 | Holton, Oddington | Pauline Kennedy |
| TOLLEY | 1900 to 1924 | woodstock and kidlington | Sue |
| TOLLEY | >1700 | Headington | John Morgan |
| TOLLEY | 1700-1900 | Headington | John Morgan |
| TOLLIT | <1800 | Holton, Oddington | Pauline Kennedy |
| TOLTON | <1801 | Mixbury | Linda |
| TOLTON | <1830 | Brackly, Mixbury Church, Oxford University | Christopher J. Tolton |
| TOLTON | <1716 | Hethe, Mixbury | John Tolton |
| TOMALIN | >1700 | Enstone, Henley on Thames, Bix, Rotherfield Greys | John Tomalin |
| TOMBES | Earl 1800's | Oxford | L Whittinger |
| TOMBS | 1910-1915 | Any | Sharon |
| TOMBS | Any | Weston on the Green | Jean Bruce |
| TOMBS | c1800 | Weston-on-the-Green | Eleanor Collins |
| TOMBS | Any | Faringdon/ Etc | John Macey |
| TOMBS | 1760-1840 | Henley-on-Thames | John Moore |
| TOMBS | 1750-1820 | Henley | Wendy Oldfield |
| TOMBS | 1750-1820 | Henley | Wendy Oldfield |
| TOMBS | >1700 | Henley On Thames | Wendy Oldfield |
| TOMBS | 1700-1850 | Wheatley, Great Milton, Horspath | Heather Tombs |
| TOMES | <1900 | Cropredy, Hornton and environs | Richard Toms |
| TOMKINS | 1800s | Great Tew? | Norma J Bethune |
| TOMKINS | 1720 | Noke | Brian Blackwell |
| TOMKINS | 1780-1927 | Any | Shannon Calladine |
| TOMKINS | 18th-19th c. | Hornton | Sten Holm |
| TOMKINS | 1700s | Wroxton, Balscote | Sheila Matthews |
| TOMKINS | 17c | Waterperry | Ann Dunmore |
| TOMKINSON | 1918 | Wantage | Daisy Knox |
| TOMKYS | Any | Any | Peter Taylor |
| TOMLIN | 1800s | Any | Kenneth Williams |
| TOMLINS | 18c | Bletchingdon | Lynda Organ |
| TOMLINSON | <1750 | Any | Jeffrey Allen Tomlinson |
| TOMMS | >1700 | Henley On Thames | Wendy Oldfield |
| TOMPKINS | Any | Any | Caroline O'Neill |
| TOMPKINS | 1820-1880 | Any | David Tompkins |
| TOMPKINS | 1880-1980 | Any | David Tompkins |
| TOMS | c1700-c1850 | Cropredy | Steven Knowles |
| TOMS | <1900 | Cropredy, Hornton and environs | Richard Toms |
| TOMS | <1700 | Wheatley | Jean Hodges |
| TONEY | 1800-1989 | Any | Terrah Mullins |
| TOOGOOD | Any | Stratton Audley | Paul Bolchover |
| TOOGOOD | Any | Stratton Audley | Paul Bolchover |
| TOOGOOD | 1800 - 1900 | Straton Audley | Carol Camplin |
| TOOGOOD | Any | Middleton Stoney | Jan Manners |
| TOOLEY | 1680-1750 | chipping norton | Chloe Dolan |
| TOOLEY | 1830's | not sure | Bob Pearce |
| TOOLEY | 1820-1840 | Any | Bob Pearce |
| TOOLEY | Any | Any | Shirley VerBruggen |
| TOOMBS | >1700 | Henley On Thames | Wendy Oldfield |
| TOOVEY | Any | Watlington | Stephen Alun Catton |
| TOOVEY | <1900 | Any | Richard Boyles |
| TOOVEY | Any | Watlington | Dr. Douglas W. Jopling |
| TOOVEY | c 1600> | Watlington | Paul Le Roy |
| TOOVEY | 1500-1750, | Turville | Miriam Smith |
| TOOVEY | Any | Any | Edward Toovey |
| TOOVIE | <1800 | Watlington | Richard Boyles |
| TOPHAM | 1800 to 1850 | Oxford | Gaynel Topham |
| TOVIE | 1580-1640 | Any | Buddug Hollett (Mrs) |
| TOWERSEY | Any | Any | Ron Stretton |
| TOWERTON | 1777 | Aston Rowant | Mary Beaumont |
| TOWERZEY | >1650 | any | Gillian Snow |
| TOWLE | >1630> | unknown | Jean Towle-Pliss |
| TOWN | 1600/1800 | Cottisford area | Don Mark Gilham |
| TOWN | >1700 | Any | Pam Thornton |
| TOWN | >1800 | Brookhampton, Stadhampton, Great Milton, Little Milton | Liz Chown Gadd |
| TOWNLEY | <1900 | Burford | Ann Freeman |
| TOWNLEY | 1830-1855 | Hook Norton, Shipton | Marci Townley |
| TOWNSEND | 1800 - 1848 | Oxford | Annie |
| TOWNSEND | >1750 | Bampton | Jill Brill |
| TOWNSEND | 1800- | Bampton/Wallingford | Clare Clements |
| TOWNSEND | >1750 | Drayton | Bob Cowley ons |
| TOWNSEND | <1820 | Any | Elizabeth Duke |
| TOWNSEND | c.1800 | Warborough | Jean Melvina Harrison |
| TOWNSEND | Any | Bampton | Emily Smith |
| TOWNSEND | 1700 - 1800 | Cote, Aston, Lew, Bampton | Frank Hudson |
| TOWNSEND | <1850 | Rotherfield Peppard | Clare Lewis |
| TOWNSEND | <1800 | Great Milton | Jill C. Major |
| TOWNSEND | 1750 | Oxford | Ruth Ridley |
| TOWNSEND | 1800-1850 | Rotherfield Peppard | Linda Riedyk |
| TOWNSEND | Any | Any | Tony Butcher |
| TOWNSEND | >1850 | Bampton | Emily Smith |
| TOWNSEND | any | any | Marion Tomsett |
| TOWNSEND | 1800 - 1875 | Garsington | Doug and Lois Townsend |
| TOWNSEND | Any | Any | Gustavo Townsend |
| TOWNSEND | Any | Bampton | Leila Muller |
| TOWNSEND | 1600-1700 | Hanborough and neighbouring parishes | Christopher J. Woodward |
| TOWNSEND | Any | Duns Tew, Churchill, Shipton under Wychwood, Milton | Stephen Nichols |
| TOWNSEND | <1800 | Bicester | Alan Betteridge |
| TOWNSEND | Any | Witney, Clifton Hampden | Julia Fryer |
| TOWNSEND | <1841 | Baulking | Barbara Petagna |
| TOWNSEND | <1780 | Charlbury | Susan Lewis |
| TOWNSEND | <1850 | Any | James Moore |
| TOWNSEND | Any | Witney | Grace Abrahams |
| TOWNSEND | <1810 | Chesterton | Samantha King |
| TOWNSEND | Any | Witney | Martin Rix |
| TOWNSEND | 18c | Ashbury | Barbara Cox |
| TOWNSHEND | 1750 | Oxford | Ruth Ridley |
| TOZER | 1800-1900 | Oxford St. Ebbes | Gwenda Wilkins |
| TRAFFORD | 1700-1900 | Kirtlington, St.Aldate | Betty Fry |
| TRAFFORD | 1810-1885 | Horspath | Esther Magathan |
| TRAFFORD | >1700 | Kirtlington | Helen McManimm |
| TRAFFORD | Any | Horspath/Headington | Julie Penny |
| TRAFFORD | Any | Horspath, Aston, Headington | Elizabeth Todd |
| TRAFFORD | any | headington area | Tony |
| TRAFFORD | >1887 | Headington Quarry | Pauline Welthy |
| TRAFFORD | 1800 | headington quarry | Christina Wood |
| TRAFFORD | <1880 | Finmere | Alexandra Coles |
| TRAFFORD | Any | Any | Kevin Nicholas |
| TRAFFORD | c1925 | Church Street, New Hinksey | Graham Gough |
| TRAFFORD | <1900 | Headington | Janet Watts |
| TRANTER | <1850 | Stokenchurch | Ann Barrett |
| TRANTER | Any | Any | Peter Tranter |
| TRATHAN | Any | Any | Glyn Trathan |
| TREADWELL | >1800 | Childrey | Penny Atkinson |
| TREADWELL | Any | Any | Christopher Betterton |
| TREADWELL | Any | Any | Frank Cenky |
| TREADWELL | Any | Appleton and surrounding area | Kathy Morgan |
| TREADWELL | Any | Any | Julian Ravenscroft |
| TREADWELL | <1700 | Wendlebury | Owen Treadwell |
| TREADWELL | >1500 | Any | Charles Wall |
| TREADWELL | Any | Appleton, Any | Kathy Morgan |
| TREASURE | 1750 1850 | Any | Charles Nelson |
| TREDWELL | 1700-1900 | Noke, Wolvercote, Bartons, Sandford St Martin, Shipton-under-Wychwood | Jon Tredwell |
| TREDWELL | Any | USA & UK | Clive Tredwell |
| TREDWELL | 1600-1700 | South Newington | Judy Priest |
| TREDWELL | >1500 | Any | Charles Wall |
| TRENDALL | 1700 - 1900 | Ambrosden, Headington, Great Haseley | Edward G. Steed |
| TRENDALL | <1900 | Bucks border | Peter Tranter |
| TRINDALL | Any | Great Milton | David Holman |
| TRINDALL | >1700 | Great Milton | Daniel Trindall |
| TRINDER | Any | Aston, Alvescot, Cassington | Pat |
| TRINDER | >1775 | Cassington | Jan Barletta |
| TRINDER | <1820 | Northmoor | Tony Butler |
| TRINDER | <1881 | Stanton Harcourt, Witney | Chris Hollins |
| TRINDER | Any | St Thomas | Alan Wood |
| TRINDER | >1720 | Standlake | Jo Mason |
| TRINDER | 1700-1960 | SHILTON/BURFORD/WESTWELL | Mike Trinder |
| TRINDER | MORNINGS | Any | Mike Trinder |
| TRINDER | Any | Chipping Norton | Roy Gainsburgh |
| TRINDER | Any | Standlake, Abingdon | Mary Wilson |
| TRINDER | 1880 | Cumnor | Jennifer Luff |
| TRINDER | 1740 | Banbury | Ryan Dudley |
| TRINITY | Any | Iffley, Oxford | Jean Hodges |
| TRIP | 19C | Warborough | Beryl Timbrell |
| TRIPLETT | 1600's | ? | Dave Bjerke |
| TRIPLETT | 1500-1700 | OXFORD | Kathi Flyte |
| TRIPLETT | 16th C-18th C | Any | Mick Triplett |
| TRIPLETT | 1500-1700`S | Bicester, Hampton Gay | Mick Triplett |
| TRIPLETT | 1400 to 1700 | any | P Triplett |
| TRIPLETT | Any | Any | R.J. Triplett-Johnson |
| TRIPP | 1700-1850 | Henley-Great Milton | Ray Simpson |
| TRIPP | 18c | Henley | Caroline Meller |
| TRIVETT | 1040 - 1998 | Anywhere and the University | John E. Trivett |
| TROLLOPE | 1800, 1900 | england | Dennis Trollope |
| TROLLOPE | >1600 | Any | Lyman Milford Trollope |
| TROTMAN | Any | Charlbury | Toni Evans |
| TROTMAN | <1771 | Woodstock Charlbury Shipton under wytchwood | Bridget Langdon |
| TROTMAN | c.1800 | Any | Sue Matthews ons |
| TROTMAN | >1584 | Black Bourton, Idbury, Witney, Charlbury etc | John Phillips |
| TROWER | 32 | 32 | Sharon Trower |
| TRUSS | 1700's | Banbury | Phil Lamb |
| TRUSSELL | 1848-1850 | Any | Mike Trussell |
| TUBB | >1600 | Aston Rowant, Stanton St John | Kate Day |
| TUBB | 1540-1700 | Wantage | Terry Gregory |
| TUBB | Any | St Mary Magdalen, Oxford | Anna Rufer |
| TUBB | 1550-1850 | Close to the Thames from Farringdon to Windsor! | Paul W Tubb |
| TUBBS | 1850-1875 | Oxford | Joan Cole Clark |
| TUCK | 1700-1800 | Berrick Prior | Noeline Dray |
| TUCKER | 1880 - 1913 | Oxford City | Elaine Cox |
| TUCKER | 1800 | Longworth | Leigh Hawkins |
| TUCKER | >1700 | Any | Pam Thornton |
| TUCKER | <1900 | Longworth | Nikki Eagle |
| TUCKEY | <1810 | Any | Janis McCahill |
| TUCKWELL | <1919 | Oxford | Miriam Bosworth |
| TUCKWELL | <1900 | Oxford | Jean Normington |
| TUCKWELL | >1700 | Benson | Anne Clarke |
| TUCKWELL | 1700-1890 | Burford | Beryl Smart |
| TUDOR | 1890 - 1920 | Highmoor, Bix, Rotherfield Greys | Roger Vaughan Mills |
| TUFFERY | 18c | Chesterton, Weston-on-the-Green | Pamela McElhinney |
| TUFFERY | 1840 to 1900 | Weston-on-the Green, Chesterton | Elaine Nairn |
| TUFFERY | 18c | Any | Graham Richards |
| TUFFERY | 1900's | Bicester, Chesterton, Little Chesterton | Bob Richardson |
| TUFFERY | Any | Any | Tony Tuffrey |
| TUFFREY | c1700 | Weston on the Green | Barry Coggins |
| TUFFREY | 1800-1925 | Oxford | Gina Cope |
| TUFFREY | Any | Any | Gina Cope |
| TUFFREY | >1700 | Weston-on-the Green | Bob Richardson |
| TUFFREY | 1800's | Cottisford | Jean Stewart |
| TUFFREY | 1839 | Bicester | Zynnya |
| TUFFREY | Any | Any | Tony Tuffrey |
| TUGWOOD | Any | Stratton Audley | Paul Bolchover |
| TUGWOOD | Any | Stratton Audley | Paul Bolchover |
| TUGWOOD | Any | Middleton Stoney | Jan Manners |
| TULIT | <1793 | Any | Steve Kirby |
| TUNNA | 1640 | Clanfield + Wendlebury | Adrienne Tunna |
| TURBETT | 1550-1650 | Tadmarton | Judy Priest |
| TURFERY | Any | Any | Tony Tuffrey |
| TURFREY | <1845 | Eynsham | Claire Turfrey |
| TURFREY | 18c | Witney | John Fletcher |
| TURNBULL | 1820-1860 | Berwick | Kathy Kerr |
| TURNBULL | 1800s | Oxford | Sandra Worthington |
| TURNER | 1700s - 1800s | Ashbury | Kerry Boyle |
| TURNER | 1850s | Caversham | Peter Copley |
| TURNER | 1800 - 1999 | Any | Felicity Crabb |
| TURNER | 1800 | Charlbury | Linda Currie |
| TURNER | 20c | Oxford | Sandra Clifton |
| TURNER | Any | Broadwell | David Howell |
| TURNER | 1791 - 1891 | Charlbury, Enstone, Chipping Norton | Marty Moon |
| TURNER | 1700 - 1900 | Long Wittenham | Pauline Powell |
| TURNER | 1500-1900 | Any | Ed Turner |
| TURNER | <1800 | Chipping Norton | Ed Turner |
| TURNER | 1066 | not known | Ron Turner |
| TURNER | 1824-1950 | Any | Sarah Turner |
| TURNER | <1923 | Kidlington 1881; 225 Banbury Road to 1923. | Frank Whillans |
| TURNER | 1931 | Ledwell | John Kenneth Turner |
| TURNOR | 1700 - 1900 | Long Wittenham | Pauline Powell |
| TURRELL | >1700 | Adderbury, Bloxham, Boddicote | Patrisia Carrington |
| TURRELL | 1600-1800 | Kidlingon, Banbury,Bicester | Julie Green |
| TURRIL | 1600-1800 | Kidlingon, Banbury,Bicester | Julie Green |
| TURRILL | Any | Any | David R Williams |
| TURTLE | 1780 - 1800 | Charlbury | Ann-Marie Ell |
| TURVERY | 18th to 19th c. | Wiggington and surrounding | Bev Pease |
| TURVEY | Any | Any | Debbie Chambers |
| TURVEY | 1818-1870 | Piddington | Michael Newton |
| TURVEY | 1820 - 1860 | TIDDINGTON | Hilma (Lindy) Peterson |
| TURVILLE | 1800-1880 | Lower Heyford | Esther Magathan |
| TURVY | Any | Any | Debbie Chambers |
| TUSTAIN | Any | Shutford and surrounds | Kevin Poile |
| TUSTAIN | <1830 | Hempton | Debbie Davey |
| TUSTIAN | <1772 | Dunthorp,Addenbury | Dianne (Tustian) Hunt |
| TUSTIAN | 1808 | Shutford | Gloria Richards |
| TUSTIN | <1850 | shutford | C. Goreham |
| TUSTIN | <1899 | Hempton | Jessica Arthur |
| TUTTY | 1600-1997 | Any | Doris Tutty |
| TUTTY | 1700 - 1850 | Any | Jeremy Waters |
| TWOGOOD | Any | Middleton Stoney | Jan Manners |
| TYLER | 1750-1850 | Bloxham | Jan Rhodes |
| TYLER | c.1800 | Any | Sue Shuker |
| TYLER | 1944-1945 | walingford | Lianne Souter |
| TYMMS | Any | Any | Sharon Neale |
| TYMONS | 1972-1999 | Ewelme, Wallingford | John Clifford |
| TYNDALE | Any | Any, esp. Holton & Headington | Charles Hillman |
| TYNDALE-BISCOE | Any | Any, esp. Holton & Headington | Charles Hillman |
| TYNEDALL | Any | Any | Tony Butcher |
| TYPSON | 1500s up | Thane, and Aston Rowant , Oxford | Drucilla L. Smith |
| TYRREL | 1600-1800 | Kidlingon, Banbury,Bicester | Julie Green |
| TYRRELL | >1700 | Adderbury, Bloxham, Boddicote | Patrisia Carrington |
| TYRRELL | 1700-1827 | Souldern, Ardley, Great Milton etc | Julie Green |
| TYRRELL | 1600-1800 | Kidlingon, Banbury,Bicester | Julie Green |
| TYRRELL | 1800-1930 | Bloxham | Deborah McKay |
| TYRRELL | 1700s | Oxford | Mandy Pemberton |
| TYSOE | Any | Williamscott and North Newington | Linda Tysoe |
| TYSON | 1780 to 1901 | St Peters in the East | Terry Tyson |