| 2010-06-19 | The Ultimate Fighter: Team Liddell vs. Team Ortiz Finale | Light Heavyweight | Matt Hamill def. Keith Jardine | Decision (majority) (29–27, 29–27, 28–28) | 3 | 5:00 |
| 2010-02-21 | UFC 110: Nogueira vs. Velasquez | Light Heavyweight | Ryan Bader def. Keith Jardine | KO (flying knee and punch) | 3 | 2:10 |
| 2009-08-29 | UFC 102: Couture vs. Nogueira | Light Heavyweight | Thiago Silva def. Keith Jardine | KO (punches) | 1 | 1:35 |
| 2009-03-07 | UFC 96: Jackson vs. Jardine | Light Heavyweight | Quinton Jackson def. Keith Jardine | Decision (unanimous) (29–28, 29–28, 30–27) | 3 | 5:00 |
| 2008-10-18 | UFC 89: Bisping vs. Leben | Light Heavyweight | Keith Jardine def. Brandon Vera | Decision (split) (28–29, 29–28, 29–28) | 3 | 5:00 |
| 2008-05-24 | UFC 84: Ill Will | Light Heavyweight | Wanderlei Silva def. Keith Jardine | KO (punches) | 1 | 0:36 |
| 2007-09-22 | UFC 76: Knockout | Light Heavyweight | Keith Jardine def. Chuck Liddell | Decision (split) (29–28, 28–29, 29–28) | 3 | 5:00 |
| 2007-05-26 | UFC 71: Liddell vs. Jackson | Light Heavyweight | Houston Alexander def. Keith Jardine | KO (punches) | 1 | 0:48 |
| 2006-12-30 | UFC 66: Liddell vs. Ortiz | Light Heavyweight | Keith Jardine def. Forrest Griffin | TKO (punches) | 1 | 4:41 |
| 2006-06-24 | The Ultimate Fighter: Team Ortiz vs. Team Shamrock Finale | Light Heavyweight | Keith Jardine def. Wilson Gouveia | Decision (unanimous) (29–28, 29–28, 29–28) | 3 | 5:00 |
| 2006-04-06 | UFC Ultimate Fight Night 4 | Light Heavyweight | Stephan Bonnar def. Keith Jardine | Decision (unanimous) (29–28, 29–28, 29–28) | 3 | 5:00 |
| 2006-02-04 | UFC 57: Liddell vs. Couture 3 | Light Heavyweight | Keith Jardine def. Mike Whitehead | Decision (unanimous) (29–28, 29–28, 29–28) | 3 | 5:00 |
| 2005-11-05 | The Ultimate Fighter: Team Hughes vs. Team Franklin Finale | Heavyweight | Keith Jardine def. Kerry Schall | TKO (leg kicks) | 2 | 3:28 |