| 2014-09-13 | UFC Fight Night: Bigfoot vs. Arlovski | Welterweight | Sean Spencer def. Paulo Thiago | Decision (unanimous) (30–27, 30–27, 30–27) | 3 | 5:00 |
| 2014-05-31 | The Ultimate Fighter Brazil 3 Finale: Miocic vs. Maldonado | Welterweight | Gasan Umalatov def. Paulo Thiago | Decision (unanimous) (30–27, 30–27, 29–28) | 3 | 5:00 |
| 2013-11-09 | UFC Fight Night: Belfort vs. Henderson 2 | Welterweight | Brandon Thatch def. Paulo Thiago | TKO (punches) | 1 | 2:10 |
| 2013-05-18 | UFC on FX: Belfort vs. Rockhold | Welterweight | Paulo Thiago def. Michel Prazeres | Decision (unanimous) (29–28, 29–28, 29–28) | 3 | 5:00 |
| 2012-11-10 | UFC on Fuel TV: Franklin vs. Le | Welterweight | Kim Dong-hyun def. Paulo Thiago | Decision (unanimous) (30–26, 30–27, 30–27) | 3 | 5:00 |
| 2012-04-14 | UFC on Fuel TV: Gustafsson vs. Silva | Welterweight | Siyar Bahadurzada def. Paulo Thiago | KO (punch) | 1 | 0:42 |
| 2011-08-27 | UFC 134: Silva vs. Okami | Welterweight | Paulo Thiago def. David Mitchell | Decision (unanimous) (30–27, 30–27, 30–27) | 3 | 5:00 |
| 2010-10-23 | UFC 121: Lesnar vs. Velasquez | Welterweight | Diego Sanchez def. Paulo Thiago | Decision (unanimous) (30–26, 29–28, 29–28) | 3 | 5:00 |
| 2010-06-12 | UFC 115: Liddell vs. Franklin | Welterweight | Martin Kampmann def. Paulo Thiago | Decision (unanimous) (30–27, 30–27, 30–27) | 3 | 5:00 |
| 2010-02-06 | UFC 109: Relentless | Welterweight | Paulo Thiago def. Mike Swick | Technical Submission (D'Arce choke) | 2 | 1:54 |
| 2009-11-21 | UFC 106: Ortiz vs. Griffin 2 | Welterweight | Paulo Thiago def. Jacob Volkmann | Decision (unanimous) (29–28, 30–27, 30–27) | 3 | 5:00 |
| 2009-07-11 | UFC 100 | Welterweight | Jon Fitch def. Paulo Thiago | Decision (unanimous) (30–27, 29–28, 29–28) | 3 | 5:00 |
| 2009-02-21 | UFC 95: Sanchez vs. Stevenson | Welterweight | Paulo Thiago def. Josh Koscheck | KO (punch) | 1 | 3:29 |