The 2008 Big Ten men's basketball tournament was played between March 13 and 16, 2008 at Conseco Fieldhouse in Indianapolis, Indiana.

It was the eleventh annual Big Ten men's basketball tournament.

As a result, Wisconsin received the Big Ten's automatic bid to the NCAA tournament.

The win marked Wisconsin's second tournament championship in four appearances.

Seeding for the tournament was determined at the close of the regular conference season.