The 2003 Big 12 Conference women's basketball tournament was held March 11–15, 2003, at Reunion Arena in Dallas, Texas.
[2] Number 1 seed Texas defeated number 3 seed Texas Tech 67–57 to win their first championship and receive the conference's automatic bid to the 2003 NCAA tournament.
The Tournament consisted of a 12 team single-elimination tournament with the top 4 seeds receiving a bye.
[3] Most Outstanding Player – Stacy Stephens, Texas[7]