| Year: | 2023 |
| Conference: | Hockey East |
| Gender: | men's |
| Dates: | March 8–18, 2023 |
| Teams: | 11 |
| Finalcity: | Boston, Massachusetts |
| Champions: | Boston University |
| Titlecount: | 10th |
| Coach: | Jay Pandolfo |
| Coachcount: | 1st |
| Mvp: | Lane Hutson |
| Mvpteam: | Boston University |
| Prevseason Year: | 2022 |
| Prevseason Link: | 2022 Hockey East Men's Ice Hockey Tournament |
| Nextseason Year: | 2024 |
| Nextseason Link: | 2024 Hockey East men's ice hockey tournament |
The 2023 Hockey East Men's Ice Hockey Tournament was the 38th edition of the Hockey East Tournament. It was played between March 8 and March 18, 2023. As the tournament champions, the Boston University Terriers received the conference's automatic bid into the 2023 NCAA Division I Men's Ice Hockey Tournament.
The tournament includes all eleven teams in the conference, with teams ranked according to their finish in the conference standings. Seeds 1–5 earn a bye into the quarterfinal round, while seeds 6–11 play to determine the remaining quarterfinalists. Winners in the opening round are reseeded and advanced to play top three seeds in reverse order. Winners of the quarterfinal matches are again reseeded for the semifinal, and the winners of those two games face off in the championship.
All series are single-elimination with opening round and quarterfinal matches occurring at home team sites. The two semifinal games and championship match are held at the TD Garden. The tournament champion receives an automatic bid into the NCAA Division I Men's Ice Hockey Tournament.[1]
Teams are reseeded after the Opening Round and QuarterfinalsNote: * denotes overtime period(s)