The 2015 Big 12 men's basketball tournament was the postseason men's basketball tournament for the Big 12 Conference. It was played from March 11 to 14 in Kansas City, Missouri at the Sprint Center. Iowa State won the tournament for the third time and received the conference's automatic bid to the 2015 NCAA Division I men's basketball tournament.
The Tournament consisted of a 10 team single-elimination tournament with the top 6 seeds receiving a bye.
<nowiki>*</nowiki> denotes overtime period
Most Outstanding Player â Georges Niang, Iowa State