Diego Nunes
16-1-0
(W-L-D)
| Result | Record | Opponent | Method | Event | Date | Round | Time | Location | Notes |
| Win | 16-1 | Mike Brown | Decision (Split) | UFC 125: Resolution | January 1, 2011 | 3 | 5:00 | Las Vegas, Nevada, USA | |
| Win | 15–1 | Tyler Toner | Decision (Unanimous) | WEC 51: Aldo vs. Gamburyan | September 30, 2010 | 3 | 5:00 | Broomfield, Colorado, USA | |
| Win | 14–1 | Raphael Assuncao | Decision (Split) | WEC 49: Varner vs. Shalorus | June 20, 2010 | 3 | 5:00 | Edmonton, Alberta, CAN | |
| Loss | 13–1 | LC Davis | Decision (Unanimous) | WEC 44: Brown vs. Aldo | November 18, 2009 | 3 | 5:00 | Las Vegas, Nevada, USA | |
| Win | 13–0 | Rafael Dias | Decision (Unanimous) | WEC 42: Torres vs. Bowles | August 9, 2009 | 3 | 5:00 | Las Vegas, Nevada, USA | |
| Win | 12–0 | Cole Province | Decision (Unanimous) | WEC 37: Torres vs. Tapia | December 3, 2008 | 3 | 5:00 | Las Vegas, Nevada, USA | |
| Win | 11–0 | Marcelo Franca | Submission (Guillotine Choke) | Shooto – Brazil 8 | August 30, 2008 | 1 | 2:20 | Rio de Janeiro, Brazil | |
| Win | 10–0 | Henrique Mello | KO (Kick) | Top Fighting Championships 3 | May 2, 2007 | Rio de Janeiro, Brazil | |||
| Win | 9–0 | Luciano Macarrao | Submission (Guillotine Choke) | Sul Fight Championship 1 | September 16, 2006 | 1 | 4:40 | Santa Catarina, Brazil | |
| Win | 8–0 | Jetro Amaral | Submission (Armbar) | Storm Samurai 10 | January 28, 2006 | 1 | N/A | Brazil | |
| Win | 7–0 | Piri Piri | Submission (Guillotine Choke) | Floripa Fight 1 | November 126, 2005 | 1 | 0:55 | Florianopolis, Brazil | |
| Win | 6–0 | Einstein Santana | Submission (Guillotine Choke) | Battle Front 1 | May 29, 2005 | 1 | N/A | Brazil | |
| Win | 5–0 | Jorge Santos Velho | TKO | GP – Tornado 5 | March 19, 2005 | 1 | N/A | Caxias do Sul, Brazil | |
| Win | 4–0 | Giovani Diniz | KO | Profight Championships 3 | January 31, 2005 | N/A | N/A | Brazil | |
| Win | 3–0 | Lindomar Silva | Submission (Guillotine Choke) | GP – Tornado 3 | October 28, 2004 | N/A | N/A | Brazil | |
| Win | 2–0 | Michel Michel | KO | GP – Tornado 2 | July 18, 2004 | 1 | 0:30 | Brazil | |
| Win | 1–0 | Jorge Santos Velho | TKO | Copa Gaucha – Fight Center 2 | May 15, 2004 | 1 | N/A | Caxias do Sul, Brazil |
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