The 2012 NCAA Division I men's ice hockey tournament involved sixteen schools in single-elimination play to determine the national champion of men's National Collegiate Athletic Association (NCAA) Division I college ice hockey for the 2011–12 season. The tournament began on March 23, 2012, with regional semifinals and ended on April 7 with the national championship game. The Boston College Eagles won their third national championship in five years, beating the Ferris State Bulldogs, 4–1, in the championship game. BC won nineteen consecutive games to end the season. It is the fifth title for both the program and head coach Jerry York – York previously coached Bowling Green to a championship in 1984.

Tournament procedure

The four regionals are officially named after their geographic areas. The following are the sites for the 2012 regionals: Each regional winner will advance to the Frozen Four:

Qualifying teams

The at-large bids and seeding for each team in the tournament were announced on March 18. The Central Collegiate Hockey Association (CCHA) had five teams receive a berth in the tournament, the Western Collegiate Hockey Association (WCHA) and Hockey East had four teams receive a berth, ECAC Hockey had two teams receive a berth, and Atlantic Hockey had one team receive a berth. Number in parentheses denotes overall seed in the tournament.

Regionals

Northeast Regional – Worcester, Massachusetts

Note: * denotes overtime period(s) All times are local (UTC−4).

Regional semifinals

Regional Final

Midwest Regional – Green Bay, Wisconsin

Note: * denotes overtime period(s) All times are local (UTC−5).

Regional semifinals

Regional Final

East Regional – Bridgeport, Connecticut

Note: * denotes overtime period(s) All times are local (UTC−4).

Regional semifinals

Regional Final

West Regional – Saint Paul, Minnesota

Note: * denotes overtime period(s) All times are local (UTC−5).

Regional semifinals

Regional Final

Frozen Four – Tampa, Florida

National semifinals

National Championship

Record by conference

Media

Television

ESPN had US television rights to all games during the tournament. For the eighth consecutive year ESPN aired every game, beginning with the regionals, on ESPN, ESPN2, and ESPNU, and ESPN3. They also streamed them online via WatchESPN.

Broadcast Assignments

Regionals Frozen Four & Championship

Radio

Dial Global Sports used exclusive radio rights to air both the semifinals and the championship, AKA the "Frozen Four."

All-Tournament team

Frozen Four

• Most Outstanding Player(s)