2003 MAC women's basketball tournament

The 2003 Mid-American Conference women's basketball tournament was the post-season basketball tournament for the Mid-American Conference (MAC) 2002–03 college basketball season. The 2003 tournament was held March 8–15, 2003. Western Michigan won the championship over Ball State. Casey Rost of Western Michigan was the MVP.

Format
The top three seeds received byes into the quarterfinals. The first round was played at campus sites. All other rounds were held at Gund Arena.

All-Tournament Team
Tournament MVP – Casey Rost, Western Michigan