The 2020 Big East men's basketball tournament was the postseason tournament men's basketball tournament for the Big East Conference. It was to have been held from March 11 through March 14, 2020, at Madison Square Garden in New York City, and the two first-round games were played on March 11. The winner was to have received the conference's bid to the 2020 NCAA tournament, which also was cancelled on March 12, 2020.