| 2016-09-03 | UFC Fight Night: Arlovski vs. Barnett | Heavyweight | Josh Barnett def. Andrei Arlovski | Submission (rear-naked choke) | 3 | 2:53 |
| 2016-01-30 | UFC on Fox: Johnson vs. Bader | Heavyweight | Ben Rothwell def. Josh Barnett | Submission (guillotine choke) | 2 | 3:48 |
| 2015-09-27 | UFC Fight Night: Barnett vs. Nelson | Heavyweight | Josh Barnett def. Roy Nelson | Decision (unanimous) (48–47, 48–47, 50–45) | 5 | 5:00 |
| 2013-12-28 | UFC 168: Weidman vs. Silva 2 | Heavyweight | Travis Browne def. Josh Barnett | KO (elbows) | 1 | 1:00 |
| 2013-08-31 | UFC 164: Henderson vs. Pettis 2 | Heavyweight | Josh Barnett def. Frank Mir | TKO (knee) | 1 | 1:56 |
| 2002-03-22 | UFC 36: Worlds Collide | Heavyweight | Josh Barnett def. Randy Couture title | TKO (punches) | 2 | 4:35 |
| 2001-11-02 | UFC 34: High Voltage | Heavyweight | Josh Barnett def. Bobby Hoffman | TKO (submission to punches) | 2 | 4:25 |
| 2001-06-29 | UFC 32: Showdown in the Meadowlands | Heavyweight | Josh Barnett def. Semmy Schilt | Submission (armbar) | 1 | 4:21 |
| 2001-02-23 | UFC 30: Battle on the Boardwalk | Heavyweight | Pedro Rizzo def. Josh Barnett | KO (punches) | 2 | 4:21 |
| 2000-11-17 | UFC 28: High Stakes | Super Heavyweight | Josh Barnett def. Gan McGee | TKO (punches) | 2 | 4:34 |