| Year: | 2019 |
| Conference: | Big Ten |
| Gender: | men's |
| Dates: | March 8–23, 2019 |
| Teams: | 7 |
| Finalarena: | Compton Family Ice Arena |
| Finalcity: | Notre Dame, Indiana |
| Champions: | Notre Dame |
| Titlecount: | 2nd |
| Coach: | Jeff Jackson |
| Coachcount: | 2nd |
| Mvp: | Cale Morris |
| Mvpteam: | Notre Dame |
| Prevseason Year: | 2018 |
| Prevseason Link: | 2018 Big Ten men's ice hockey tournament |
| Nextseason Year: | 2020 |
| Nextseason Link: | 2020 Big Ten men's ice hockey tournament |
The 2019 Big Ten Conference Men's Ice Hockey Tournament was the sixth tournament in conference history. It was played between March 8 and March 23, 2019, on-campus locations. By Winning the tournament Notre Dame earned the Big Ten's automatic bid to the 2019 NCAA Division I Men's Ice Hockey Tournament.
The 2019 tournament features a format with all games taking place on the campus of the higher-seeded teams. The tournament opens March 8–10 with three best-of-three quarterfinal series, as the second, third and fourth-seeded teams each hosting a series. The top-seeded team has a bye to the single-elimination semifinals, which is played on March 16. The highest-seeded team remaining after the semifinals hosts the championship game on March 23.[1]
Teams are reseeded for the semifinalsNote: * denotes overtime periods.