The 2006 Big 12 Conference baseball tournament was held at AT&T Bricktown Ballpark in Oklahoma City, OK from May 24 through 28. Kansas won their first tournament and earned the Big 12 Conference's automatic bid to the 2006 NCAA Division I baseball tournament. This was the first year that the tournament adopted a round-robin format, with the winners of two 4-team pools facing off in a championship game.
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