| famname | Location | URL | Name |
| Tagtmeyer | Germany, USA | | Beverly (Tegtmeyer) Bennett |
| Talley | USA>NC | www.familytreemaker.com/users/g/a/r/Leona--Garcia-WA/ | Leona Kollman Garcia |
| Tally | USA>NC | www.familytreemaker.com/users/g/a/r/Leona--Garcia-WA/ | Leona Kollman Garcia |
| Tankersley | ENG to VA, USA | www.geocities.com/Heartland/Acres/7241/index.html | Belinda Melton Hughes |
| Tegtmeyer | Germany, USA | | Beverly (Tegtmeyer) Bennett |
| Thassler | Leipsig,Sachen (Saxony),DE>TX>OK | www.familytreemaker.com/users/g/a/r/Leona--Garcia-WA/ | Leona Kollman Garcia |
| Thaßler | Leipsig,Sachen (Saxony),DE>TX>OK | www.familytreemaker.com/users/g/a/r/Leona--Garcia-WA/ | Leona Kollman Garcia |
| Thiele | Austria>Canada | www.geocities.com/Heartland/Valley/3203/ | William Thiele |
| Thompson | Germany | www.angelfire.com/co/readersandguillaumes/ | Sandy Reader |
| Thornton | Lauderdale Co, AL | members.tripod.com/~TENNESSEESUE/index.html | Betty Sheets |
| Thuemmel | Stuttgart, GE | | Robert W. Thuemmel |
| Thummel | Stuttgart, GE | | Robert W. Thuemmel |
| Tiegen | Norway | www.familytreemaker.com/users/g/a/r/Leona--Garcia-WA/ | Leona Kollman Garcia |
| Tilden | ENG to NC, USA | www.geocities.com/Heartland/Acres/7241/index.html | Belinda Melton Hughes |
| Timler | Germany, NY & NJ | | Walter M. Bailey |