| Fighter | Record | Last Bout |
|---|---|---|
| Justin Tafa | 7-5-0 (1 NC) | 2025-02-08 |
| Kazuki Tokudome | 18-7-1 | 2014-09-20 |
| Khalid Taha | 13-5-0 (1 NC) | 2022-09-03 |
| Magomed Tuchalov | 7-0-0 | 2026-07-25 |
| Mairbek Taisumov | 27-6-0 | 2019-09-07 |
| Manuel Torres | 17-4-0 | 2026-06-27 |
| Marcin Tybura | 27-12-0 | 2026-08-01 |
| Marco Tulio | 14-3-0 | 2026-05-09 |
| Michael Trizano | 11-3-0 | 2022-11-12 |
| Michinori Tanaka | 11-3-0 | 2017-02-04 |
| Miesha Tate | 20-10-0 | 2025-05-03 |
| Miguel Torres | 44-9-0 | 2012-04-21 |
| Mike de la Torre | 14-7-0 (1 NC) | 2017-04-08 |
| Motonobu Tezuka | 28-12-7 | 2013-02-16 |
| Nick Thompson | 38-14-1 | 2006-04-15 |
| Nolan Ticman | 4-3-0 | 2015-05-16 |
| Nordine Taleb | 15-7-0 | 2019-09-07 |
| Nyamjargal Tumendemberel | 10-1-0 | 2026-03-07 |
| Oleg Taktarov | 17-5-2 | 1995-12-16 |
| Oli Thompson | 17-10-0 | 2012-08-04 |
| Otari Tanzilovi | 10-2-0 | 2026-06-20 |
| Paul Taylor | 11-6-1 (1 NC) | 2011-02-05 |
| Paulo Thiago | 18-9-0 | 2014-09-13 |
| Payton Talbott | 11-1-0 | 2026-10-03 |
| Puja Tomar | 9-6-0 | 2025-03-22 |
| Rafael Tobias | 14-3-0 | 2026-08-15 |
| Ramazan Temirov | 20-3-0 | 2026-10-24 |
| Rameau Thierry Sokoudjou | 18-18-0 | 2008-10-18 |
| Ramon Taveras | 10-4-0 | 2025-09-27 |
| Regina Tarin | 8-0-0 | 2026-09-12 |
| Rei Tsuruya | 12-1-0 | 2026-08-29 |
| Ricky Turcios | 13-6-0 | 2026-03-07 |
| Roberto Traven | 6-4-1 | 2001-11-02 |
| Ronys Torres | 35-5-0 | 2010-03-31 |
| Ryan Thomas | 20-8-0 | 2008-11-15 |
| Salim Touahri | 10-4-0 | 2019-08-03 |
| Simeon Thoresen | 17-6-1 | 2013-01-26 |
| Stephen Thompson | 17-9-1 | 2025-07-12 |
| 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 |
| Tabatha Ricci | 12-5-0 | 2026-07-18 |
| Tae Hyun Bang | 18-10-0 | 2016-09-03 |
| Tafon Nchukwi | 6-4-0 | 2023-08-12 |
| Tagir Ulanbekov | 17-3-0 | 2025-11-22 |
| Tahir Abdullayev | 20-3-0 | 2026-06-27 |
| Tai Bowden | 1-1-0 | 1996-12-07 |