2010 NCAA Division III men's ice hockey tournament

It concluded with Norwich defeating St. Norbert in the championship game 2-1 in overtime.

All First Round and Quarterfinal matchups were held at home team venues, while all succeeding games were played at the Herb Brooks Arena in Lake Placid, New York.

Four at-large bids were available for the highest-ranked non-conference tournament champions (overall seed in parentheses).

The higher-seeded team served as host for all first round and quarterfinal meetings.

Note: * denotes overtime period(s) * Most Outstanding Player(s)