UFC 124 Results and winners. UFC 124 St. Pierre vs Koscheck was held in Montreal, Canada on December 11, 2010 for the welterweight championship bout. St-Pierre defeated Koscheck via unanimous decision (50-45, 50-45, 50-45) to retain the UFC Welterweight Championship.
Preliminary card
- Lightweight bout:
Pat Audinwood vs. 
John Makdessi
- Makdessi defeated Audinwood via unanimous decision (30-27, 30-27, 30-26).
- Welterweight bout: TJ Grant vs.
Ricardo Almeida
- Almeida defeated Grant via unanimous decision (30-27, 30-27, 30-27).
- Welterweight bout: Matt Riddle vs. Sean Pierson
- Pierson defeated Riddle via unanimous decision (30-27, 30-27, 30-27). This bout aired on the PPV broadcast following the Miller vs. Oliveira fight.
- Middleweight bout: Jesse Bongfeldt vs. Rafael Natal
- Bongfeldt and Natal fought to a majority draw (28-28, 28-28, 28-29).
Preliminary card (UFC.com live stream)
- Lightweight bout: Mark Bocek vs. Dustin Hazelett
- Bocek defeated Hazelett via submission (triangle choke) at 2:33 of round 1. This bout aired on the PPV broadcast following the Struve vs. McCorkle fight.
- Middleweight bout: Joe Doerksen vs. Dan Miller
- Miller defeated Doerksen via split decision (29-28, 28-29, 29-28).
Main card
- Welterweight bout: Thiago Alves vs. John Howard
- Alves defeated Howard via unanimous decision (30-27, 30-27, 30-27).
- Lightweight bout: Joe Stevenson vs. Mac Danzig
- Danzig defeated Stevenson via KO (punch) at 1:54 of round 1.
- Lightweight bout: Jim Miller vs. Charles Oliveira
- Miller defeated Oliveira via submission (kneebar) at 1:59 of round 1.
- Heavyweight bout:
Stefan Struve vs. Sean McCorkle
- Struve defeated McCorkle via TKO (punches) at 3:55 of round 1.
- Welterweight Championship bout: Georges St-Pierre (c) vs. Josh Koscheck
- St-Pierre defeated Koscheck via unanimous decision (50-45, 50-45, 50-45) to retain the UFC Welterweight Championship.