UFC 143

UFC 143: Diaz vs. Condit was a mixed martial arts event held by the Ultimate Fighting Championship (UFC) on February 4, 2012, at the Mandalay Bay Events Center in Las Vegas, Nevada. The event featured a welterweight interim title bout between Nick Diaz and Carlos Condit.

The main event saw Carlos Condit defeat Nick Diaz via unanimous decision to win the interim UFC Welterweight Championship. The co-main event featured Fabricio Werdum defeating Roy Nelson by unanimous decision.

Other notable fights on the card included Josh Koscheck defeating Mike Pierce by split decision and Renan Barão defeating Scott Jorgensen by unanimous decision. Dustin Poirier also defeated Max Holloway by submission (armbar).

The event drew an attendance of 8,203 and generated a live gate of $2,400,000. It was broadcast live on pay-per-view.