Main card

* Heavyweight bout: Junior Dos Santos (Bra) vs. Shane Carwin (USA)

Dos Santos defeated Carwin via unanimous decision (30–27, 30–27, 30–26).

* Middleweight bout: Demian Maia (Bra) vs. Mark Muñoz (USA)

Muñoz defeated Maia via unanimous decision (29–28, 29–28, 30–27).

* Featherweight bout: Kenny Florian (USA) vs. Diego Nunes (Bra)

Florian defeated Nunes via unanimous decision (29–28, 29–28, 30–27).

* Heavyweight bout: Jon Olav Einemo (Nor) vs. Dave Herman (USA)

Herman defeated Einemo via TKO (punches) at 3:19 of round 2.

* Lightweight bout: Vagner Rocha (Bra) vs. Donald Cerrone (USA)

Cerrone defeated Rocha via unanimous decision (30–27, 30–27, 30–26).

Preliminary card

* Lightweight bout: Sam Stout (Can) vs. Yves Edwards (Bahamas)

Stout defeated Edwards via KO (punch) at 3:52 of round 1.

* Middleweight bout: Jesse Bongfeldt (Can) vs. Chris Weidman (USA)

Weidman defeated Bongfeldt via submission (guillotine choke) at 4:54 of round 1.

* Light Heavyweight bout: Krzysztof Soszynski (Pol) vs. Mike Massenzio (USA)

Soszynski defeated Massenzio via unanimous decision (30–27, 30–26, 30–27).

* Featherweight bout: Dustin Poirier (USA) vs. Jason Young (Eng)

Poirier defeated Young via unanimous decision (30–27, 30–27, 29–28).

* Middleweight bout: Nick Ring (Can) vs. James Head (USA)

Ring defeated Head via submission (rear naked choke) at 3:33 of round 3.

* Heavyweight bout: Joey Beltran (USA) vs. Aaron Rosa (USA)

Beltran defeated Rosa via TKO (punches) at 1:26 of round 3.

* Featherweight bout: Michihiro Omigawa (Jap) vs. Darren Elkins (USA)

Elkins defeated Omigawa via unanimous decision (29–28, 29–28, 30–27).

UFC 131 Pre-Fight