The 2006 NCAA Division I men's ice hockey tournament involved 16 schools playing in single-elimination play to determine the national champion of men's NCAA Division I college ice hockey. It began on March 24, 2006, and ended with the championship game on April 8. A total of 15 games were played.

The Wisconsin Badgers men's ice hockey team is the college ice hockey team that represents the University of Wisconsin–Madison in Madison, Wisconsin. The team plays at the Kohl Center and is currently coached by Mike Hastings. The Badgers ice hockey team competes in the Big Ten Conference.