| 2019-06-01 | UFC Fight Night: Gustafsson vs. Smith | Lightweight | Frank Camacho def. Nick Hein | TKO (punches) | 2 | 4:56 |
| 2018-07-22 | UFC Fight Night: Shogun vs. Smith | Lightweight | Damir Hadžović def. Nick Hein | Decision (split) (29–28, 28–29, 29–28) | 3 | 5:00 |
| 2018-05-12 | UFC 224: Nunes vs. Pennington | Lightweight | Davi Ramos def. Nick Hein | Submission (rear-naked choke) | 1 | 4:15 |
| 2016-09-03 | UFC Fight Night: Arlovski vs. Barnett | Lightweight | Nick Hein def. Tae Hyun Bang | Decision (unanimous) (29–28, 30–28, 30–27) | 3 | 5:00 |
| 2015-09-27 | UFC Fight Night: Barnett vs. Nelson | Lightweight | Nick Hein def. Yusuke Kasuya | Decision (unanimous) (30–27, 29–28, 29–28) | 3 | 5:00 |
| 2015-06-20 | UFC Fight Night: Jędrzejczyk vs. Penne | Lightweight | Nick Hein def. Łukasz Sajewski | Decision (unanimous) (30–27, 30–27, 30–27) | 3 | 5:00 |
| 2014-11-22 | UFC Fight Night: Edgar vs. Swanson | Lightweight | James Vick def. Nick Hein | Decision (unanimous) (30–27, 29–28, 29–28) | 3 | 5:00 |
| 2014-05-31 | UFC Fight Night: Muñoz vs. Mousasi | Lightweight | Nick Hein def. Drew Dober | Decision (unanimous) (29–28, 30–27, 29–28) | 3 | 5:00 |