| 2018-10-06 | UFC 229: Khabib vs. McGregor | Lightweight | Nik Lentz def. Gray Maynard | TKO (head kick and punches) | 2 | 1:19 |
| 2017-07-07 | The Ultimate Fighter: Redemption Finale | Featherweight | Gray Maynard def. Teruto Ishihara | Decision (unanimous) (30–26, 30–26, 30–26) | 3 | 5:00 |
| 2016-12-03 | The Ultimate Fighter: Tournament of Champions Finale | Featherweight | Ryan Hall def. Gray Maynard | Decision (unanimous) (30–27, 30–27, 29–28) | 3 | 5:00 |
| 2016-07-08 | The Ultimate Fighter: Team Joanna vs. Team Cláudia Finale | Featherweight | Gray Maynard def. Fernando Bruno | Decision (unanimous) (30–27, 30–27, 30–27) | 3 | 5:00 |
| 2015-04-04 | UFC Fight Night: Mendes vs. Lamas | Lightweight | Alexander Yakovlev def. Gray Maynard | Decision (unanimous) (30–27, 29–28, 30–27) | 3 | 5:00 |
| 2014-08-16 | UFC Fight Night: Bader vs. Saint Preux | Lightweight | Ross Pearson def. Gray Maynard | TKO (punches) | 2 | 1:35 |
| 2013-11-30 | The Ultimate Fighter: Team Rousey vs. Team Tate Finale | Lightweight | Nate Diaz def. Gray Maynard | TKO (punches) | 1 | 2:38 |
| 2013-05-25 | UFC 160: Velasquez vs. Bigfoot 2 | Lightweight | T. J. Grant def. Gray Maynard | KO (knee & punches) | 1 | 2:07 |
| 2012-06-22 | UFC on FX: Maynard vs. Guida | Lightweight | Gray Maynard def. Clay Guida | Decision (split) (48–47, 47–48, 48–47) | 5 | 5:00 |
| 2011-10-08 | UFC 136: Edgar vs. Maynard III | Lightweight | Frankie Edgar def. Gray Maynard title | TKO (punches) | 4 | 3:54 |
| 2011-01-01 | UFC 125: Resolution | Lightweight | Frankie Edgar vs. Gray Maynard title | Draw (split) (46–48, 48–46, 47–47) | 5 | 5:00 |
| 2010-08-28 | UFC 118: Edgar vs. Penn 2 | Lightweight | Gray Maynard def. Kenny Florian | Decision (unanimous) (30–27, 30–27, 29–28) | 3 | 5:00 |
| 2010-01-11 | UFC Fight Night: Maynard vs. Diaz | Lightweight | Gray Maynard def. Nate Diaz | Decision (split) (28–29, 30–27, 29–28) | 3 | 5:00 |
| 2009-09-16 | UFC Fight Night: Diaz vs. Guillard | Lightweight | Gray Maynard def. Roger Huerta | Decision (split) (28–29, 30–27, 30–27) | 3 | 5:00 |
| 2009-03-07 | UFC 96: Jackson vs. Jardine | Lightweight | Gray Maynard def. Jim Miller | Decision (unanimous) (30–27, 30–27, 30–27) | 3 | 5:00 |
| 2008-10-25 | UFC 90: Silva vs. Côté | Lightweight | Gray Maynard def. Rich Clementi | Decision (unanimous) (30–27, 30–27, 30–27) | 3 | 5:00 |
| 2008-04-02 | UFC Fight Night: Florian vs. Lauzon | Lightweight | Gray Maynard def. Frankie Edgar | Decision (unanimous) (30–27, 30–27, 30–27) | 3 | 5:00 |
| 2008-01-23 | UFC Fight Night: Swick vs. Burkman | Lightweight | Gray Maynard def. Dennis Siver | Decision (unanimous) (29–28, 30–27, 29–28) | 3 | 5:00 |
| 2007-09-19 | UFC Fight Night: Thomas vs. Florian | Lightweight | Gray Maynard def. Joe Veres | KO (punch) | 1 | 0:09 |
| 2007-06-23 | The Ultimate Fighter: Team Pulver vs. Team Penn Finale | Lightweight | Gray Maynard vs. Rob Emerson | No Contest (double TKO slam) | 2 | 0:39 |