| 2020-05-13 | UFC Fight Night: Smith vs. Teixeira | Bantamweight | Ricky Simón def. Ray Borg | Decision (split) (28–29, 29–28, 29–28) | 3 | 5:00 |
| 2020-02-15 | UFC Fight Night: Anderson vs. Błachowicz 2 | Catchweight | Ray Borg def. Rogério Bontorin | Decision (unanimous) (30–27, 30–27, 30–25) | 3 | 5:00 |
| 2019-07-20 | UFC on ESPN: dos Anjos vs. Edwards | Bantamweight | Ray Borg def. Gabriel Silva | Decision (unanimous) (29–28, 29–28, 29–28) | 3 | 5:00 |
| 2019-03-30 | UFC on ESPN: Barboza vs. Gaethje | Catchweight | Casey Kenney def. Ray Borg | Decision (unanimous) (29–28, 29–28, 30–27) | 3 | 5:00 |
| 2017-10-07 | UFC 216: Ferguson vs. Lee | Flyweight | Demetrious Johnson def. Ray Borg title | Submission (armbar) | 5 | 3:15 |
| 2017-03-11 | UFC Fight Night: Belfort vs. Gastelum | Flyweight | Ray Borg def. Jussier Formiga | Decision (unanimous) (29–28, 29–28, 29–28) | 3 | 5:00 |
| 2016-12-30 | UFC 207: Nunes vs. Rousey | Catchweight | Ray Borg def. Louis Smolka | Decision (unanimous) (30–27, 30–26, 30–26) | 3 | 5:00 |
| 2016-02-06 | UFC Fight Night: Hendricks vs. Thompson | Flyweight | Justin Scoggins def. Ray Borg | Decision (unanimous) (30–27, 30–27, 30–26) | 3 | 5:00 |
| 2015-08-08 | UFC Fight Night: Teixeira vs. Saint Preux | Catchweight | Ray Borg def. Geane Herrera | Decision (unanimous) (30–27, 30–27, 30–27) | 3 | 5:00 |
| 2015-02-14 | UFC Fight Night: Henderson vs. Thatch | Flyweight | Ray Borg def. Chris Kelades | Submission (kimura) | 3 | 2:56 |
| 2014-06-28 | UFC Fight Night: Swanson vs. Stephens | Flyweight | Ray Borg def. Shane Howell | Submission (rear-naked choke) | 1 | 2:17 |
| 2014-04-19 | UFC on Fox: Werdum vs. Browne | Flyweight | Dustin Ortiz def. Ray Borg | Decision (split) (28–29, 29–28, 29–28) | 3 | 5:00 |