Belfort became a naturalized American citizen. Championships and accomplishments Mixed martial arts Ultimate Fighting Championship UFC Light Heavyweight Championship (One time) UFC 12 Heavyweight Tournament Championship Knockout of the Night (Five times) Performance of the Night (One time) 2nd Most knockouts in UFC history (12) Most first round finishes in UFC history (13) Youngest UFC tournament winner (19 years, 313 days) Cage Rage Championships Cage Rage World Light heavyweight Championship (1 time) World MMA Awards 2013 Knockout of the Year vs. Luke Rockhold at UFC on FX: Belfort vs. Rockhold Sherdog 2013 All-Violence First Team Submission grappling ADCC Submission Wrestling World Championship ADCC 2001 Absolute division – Bronze medal Mixed martial arts record |- |Loss |align=center|26–14 (1) |Lyoto Machida |KO (front kick) |UFC 224 | |align=center|2 |align=center|1:00 |Rio de Janeiro, Brazil | |- |Win |align=center|26–13 (1) |Nate Marquardt |Decision (unanimous) |UFC 212 | |align=center|3 |align=center|5:00 |Rio de Janeiro, Brazil | |- | NC |align=center|25–13 (1) |Kelvin Gastelum |NC (overturned by STJDMMA) |UFC Fight Night: Belfort vs. Gastelum | |align=center|1 |align=center|3:52 |Fortaleza, Brazil | |- |Loss |align=center|25–13 |Gegard Mousasi |TKO (punches) |UFC 204 | |align=center|2 |align=center|2:43 |Manchester, England | |- |Loss |align=center|25–12 |Ronaldo Souza |TKO (punches) |UFC 198 | |align=center|1 |align=center|4:38 |Curitiba, Brazil | |- |Win |align=center|25–11 |Dan Henderson |KO (punches) |UFC Fight Night: Belfort vs. Henderson 3 | |align=center|1 |align=center|2:07 |São Paulo, Brazil | |- |Loss |align=center|24–11 |Chris Weidman |TKO (punches) |UFC 187 | |align=center|1 |align=center|2:53 |Las Vegas, Nevada, United States | |- | Win | align=center| 24–10 | Dan Henderson | KO (head kick) | UFC Fight Night: Belfort vs. Henderson 2 | | align=center| 1 | align=center| 1:17 | Goiânia, Brazil | |- | Win | align=center| 23–10 | Luke Rockhold | KO (spinning heel kick and punches) | UFC on FX: Belfort vs. Rockhold | | align=center| 1 | align=center| 2:32 | Jaraguá do Sul, Brazil | |- | Win | align=center| 22–10 | Michael Bisping | TKO (head kick and punches) | UFC on FX: Belfort vs. Bisping | | align=center| 2 | align=center| 1:27 | São Paulo, Brazil | |- | Loss | align=center| 21–10 | Jon Jones | Submission (keylock) | UFC 152 | | align=center| 4 | align=center| 0:54 | Toronto, Ontario, Canada | |- | Win | align=center| 21–9 | Anthony Johnson | Submission (rear-naked choke) | UFC 142 | | align=center| 1 | align=center| 4:49 | Rio de Janeiro, Brazil |