2018 Big Ten men's ice hockey tournament

The 2018 Big Ten Conference Men's Ice Hockey Tournament was the fifth tournament in conference history. It was played between March 2 and March 17, 2018, on campus locations. The winner of the tournament was the Notre Dame Fighting Irish, who earned the Big Ten's automatic bid to the 2018 NCAA Division I Men's Ice Hockey Tournament.

Format
The 2018 tournament featured a new three-weekend format with all games taking place on the campus of the higher-seeded teams. The tournament opened March 2–4 with three best-of-three quarterfinal series, as the second-, third-and fourth-seeded teams each hosted a series. The top-seeded team had a bye to the single-elimination semifinals, which was played on March 10. The highest-seeded team remaining after the semifinals hosted a championship game on March 17.

Conference standings
Note: GP = Games played; W = Wins; L = Losses; T = Ties; PTS = Points; GF = Goals For; GA = Goals Against

Bracket
Note: * denotes overtime periods.

All-Tournament Team
* Most Outstanding Player(s)
 * G Cale Morris* (Notre Dame)
 * D Jordan Gross (Notre Dame)
 * D Matt Miller (Ohio State)
 * F Cam Morrison (Notre Dame)
 * F Mason Jobst (Ohio State)
 * F Tanner Laczynski (Ohio State)