The 2011 NCAA Division II men's basketball tournament involved 64 schools playing in a single-elimination tournament to determine the national champion of men's NCAA Division II college basketball as a culmination of the 2010–11 basketball season.

The winner was Bellarmine; the tournament's Most Outstanding Player was Jet Chang of runner-up BYU–Hawaii, the first player from a losing team to earn that honor in the Division II tournament since 1998.

[1][2] The 2010 champion Cal Poly Pomona did not qualify for the tournament, while runner-up Indiana (PA) did.

The champions of the 22 Division II basketball conferences qualified automatically.

The eight regional winners then met at the Elite Eight for the final three rounds held at the MassMutual Center in Springfield, Massachusetts.