| Fighter | Record | Last Bout |
|---|---|---|
| Tatsuya Kawajiri | 36-11-2 | 2016-08-06 |
| Te Edwards | 6-3-0 | 2019-01-19 |
| Tedd Williams | 7-1-0 | 2000-09-22 |
| Teemu Packalen | 8-3-0 | 2019-09-07 |
| Terrence Mitchell | 14-4-0 | 2023-09-16 |
| Terrion Ware | 17-9-0 | 2018-09-15 |
| Terry Etim | 16-5-0 | 2013-02-16 |
| Terry Martin | 23-11-0 | 2008-02-02 |
| Teruto Ishihara | 10-7-2 | 2019-02-09 |
| Thaddeus Luster | 0-1-0 | 1994-03-11 |
| Thales Leites | 28-9-0 | 2018-09-22 |
| Thiago Alves | 23-15-0 | 2019-12-07 |
| Thiago Perpetuo | 9-4-1 | 2014-03-23 |
| Thiago Santos | 22-11-0 | 2022-08-06 |
| Thiago Silva | 19-6-0 (2 NC) | 2013-10-09 |
| Thiago Tavares | 21-7-1 | 2016-07-08 |
| Thibault Gouti | 12-5-0 | 2018-10-27 |
| Thomas Almeida | 22-5-0 | 2021-03-27 |
| Thomas Gifford | 14-9-0 (2 NC) | 2019-10-12 |
| Thomas Ramirez | 0-1-0 | 1996-02-16 |
| Tiago dos Santos e Silva | 20-7-2 (1 NC) | 2016-12-09 |
| Tiki Ghosn | 10-7-1 | 2004-04-02 |
| Tim Boetsch | 21-13-0 | 2019-03-09 |
| Tim Credeur | 12-4-0 | 2011-06-04 |
| Tim Gorman | 9-4-0 | 2014-11-08 |
| Tim Hague | 21-13-0 | 2011-01-22 |
| Tim Kennedy | 18-6-0 | 2016-12-10 |
| Tim Lajcik | 7-6-1 | 2000-09-22 |
| Tim McKenzie | 14-9-0 | 2009-04-01 |
| Tim Sylvia | 31-10-0 (1 NC) | 2008-02-02 |
| Tim Williams | 15-5-0 | 2018-08-25 |
| Timothy Johnson | 12-4-0 | 2018-02-03 |
| Timur Valiev | 18-3-0 (1 NC) | 2022-03-19 |
| Tina Lahdemaki | 5-1-0 | 2014-07-16 |
| Tito Ortiz | 19-12-1 | 2012-07-07 |
| TJ Brown | 17-11-0 | 2023-10-14 |
| TJ Dillashaw | 18-5-0 | 2022-10-22 |
| TJ Grant | 21-5-0 | 2013-05-25 |
| TJ Laramie | 12-5-0 | 2022-04-16 |
| TJ O'Brien | 20-8-0 | 2011-08-14 |
| TJ Waldburger | 16-9-0 | 2014-02-22 |
| Todd Brown | 16-4-0 (1 NC) | 2011-03-03 |
| Todd Butler | 1-4-0 | 1997-07-27 |
| Todd Duffee | 9-3-0 (1 NC) | 2019-09-14 |
| Todd Medina | 11-9-0 (1 NC) | 1995-04-07 |
| Tom Blackledge | 10-7-0 | 2011-02-26 |
| Tom Breese | 12-3-0 | 2021-01-20 |
| Tom DeBlass | 9-2-0 | 2012-11-10 |
| Tom Duquesnoy | 16-2-0 (1 NC) | 2018-03-17 |
| Tom Egan | 7-5-0 | 2009-01-17 |