| 2019-03-30 | UFC on ESPN: Barboza vs. Gaethje | Lightweight | Desmond Green def. Ross Pearson | TKO (punches) | 1 | 2:52 |
| 2018-07-28 | UFC on Fox: Alvarez vs. Poirier 2 | Lightweight | John Makdessi def. Ross Pearson | Decision (unanimous) (30–26, 29–27, 29–28) | 3 | 5:00 |
| 2018-02-11 | UFC 221: Romero vs. Rockhold | Lightweight | Ross Pearson def. Mizuto Hirota | Decision (unanimous) (30–27, 30–27, 29–28) | 3 | 5:00 |
| 2017-06-11 | UFC Fight Night: Lewis vs. Hunt | Lightweight | Dan Hooker def. Ross Pearson | KO (knee) | 2 | 3:02 |
| 2016-11-19 | UFC Fight Night: Mousasi vs. Hall 2 | Lightweight | Stevie Ray def. Ross Pearson | Decision (split) (27–30, 30–27, 30–27) | 3 | 5:00 |
| 2016-07-30 | UFC 201: Lawler vs. Woodley | Welterweight | Jorge Masvidal def. Ross Pearson | Decision (unanimous) (29–28, 29–28, 30–27) | 3 | 5:00 |
| 2016-07-08 | The Ultimate Fighter: Team Joanna vs. Team Cláudia Finale | Lightweight | Will Brooks def. Ross Pearson | Decision (unanimous) (29–28, 29–28, 29–28) | 3 | 5:00 |
| 2016-03-20 | UFC Fight Night: Hunt vs. Mir | Lightweight | Ross Pearson def. Chad Laprise | Decision (split) (28–30, 30–27, 29–28) | 3 | 5:00 |
| 2016-01-17 | UFC Fight Night: Dillashaw vs. Cruz | Lightweight | Francisco Trinaldo def. Ross Pearson | Decision (unanimous) (30–27, 29–28, 30–27) | 3 | 5:00 |
| 2015-09-05 | UFC 191: Johnson vs. Dodson 2 | Lightweight | Ross Pearson def. Paul Felder | Decision (split) (28–29, 30–27, 29–28) | 3 | 5:00 |
| 2015-07-18 | UFC Fight Night: Bisping vs. Leites | Lightweight | Evan Dunham def. Ross Pearson | Decision (unanimous) (30–27, 30–27, 29–28) | 3 | 5:00 |
| 2015-03-14 | UFC 185: Pettis vs. dos Anjos | Lightweight | Ross Pearson def. Sam Stout | KO (punches) | 2 | 1:33 |
| 2014-11-08 | UFC Fight Night: Rockhold vs. Bisping | Lightweight | Al Iaquinta def. Ross Pearson | TKO (punches) | 2 | 1:39 |
| 2014-08-16 | UFC Fight Night: Bader vs. Saint Preux | Lightweight | Ross Pearson def. Gray Maynard | TKO (punches) | 2 | 1:35 |
| 2014-06-07 | UFC Fight Night: Henderson vs. Khabilov | Lightweight | Diego Sanchez def. Ross Pearson | Decision (split) (27–30, 30–27, 29–28) | 3 | 5:00 |
| 2013-10-26 | UFC Fight Night: Machida vs. Muñoz | Lightweight | Ross Pearson vs. Melvin Guillard | No Contest (illegal knee) | 1 | 1:57 |
| 2013-04-06 | UFC on Fuel TV: Mousasi vs. Latifi | Lightweight | Ross Pearson def. Ryan Couture | TKO (punches) | 2 | 3:45 |
| 2012-12-15 | UFC on FX: Sotiropoulos vs. Pearson | Lightweight | Ross Pearson def. George Sotiropoulos | TKO (punches) | 3 | 0:41 |
| 2012-06-22 | UFC on FX: Maynard vs. Guida | Featherweight | Cub Swanson def. Ross Pearson | TKO (punches) | 2 | 4:14 |
| 2011-12-30 | UFC 141: Lesnar vs. Overeem | Featherweight | Ross Pearson def. Júnior Assunção | Decision (unanimous) (29–28, 29–28, 30–27) | 3 | 5:00 |
| 2011-08-27 | UFC 134: Silva vs. Okami | Lightweight | Edson Barboza def. Ross Pearson | Decision (split) (29–28, 28–29, 29–28) | 3 | 5:00 |
| 2011-02-27 | UFC 127: Penn vs. Fitch | Lightweight | Ross Pearson def. Spencer Fisher | Decision (unanimous) (30–27, 29–28, 29–28) | 3 | 5:00 |
| 2010-09-15 | UFC Fight Night: Marquardt vs. Palhares | Lightweight | Cole Miller def. Ross Pearson | Submission (rear-naked choke) | 2 | 1:49 |
| 2010-03-31 | UFC Fight Night: Florian vs. Gomi | Lightweight | Ross Pearson def. Dennis Siver | Decision (unanimous) (30–27, 30–27, 30–27) | 3 | 5:00 |
| 2009-11-14 | UFC 105: Couture vs. Vera | Lightweight | Ross Pearson def. Aaron Riley | TKO (doctor stoppage) | 2 | 4:38 |
| 2009-06-20 | The Ultimate Fighter: United States vs. United Kingdom Finale | Lightweight | Ross Pearson def. Andre Winner | Decision (unanimous) (29–28, 29–28, 29–28) | 3 | 5:00 |