1989 Atlantic 10 men's basketball tournament

The 1989 Atlantic 10 Men's Basketball Tournament was played from March 4 to March 6, 1989, and March 9, 1989, at the Palestra in Philadelphia, Pennsylvania, except for the final that was played at Louis Brown Athletic Center in Piscataway, New Jersey. The winner was named champion of the Atlantic 10 Conference and received an automatic bid to the 1989 NCAA Men's Division I Basketball Tournament. Rutgers University won the tournament. West Virginia University also received a bid to the NCAA Tournament. The top six teams in the conference received first-round byes.

Bracket

	First Round March 4 Palestra, Philadelphia, PA					Quarterfinals March 5 Palestra					Semifinals March 6 Palestra					Final March 9 Louis Brown Athletic Center, Piscataway, NJ
						1	West Virginia	79
						9	Saint Joseph's	59
	8	Massachusetts	83
	9	Saint Joseph's	87
											1	West Virginia	64
											4	Penn State	86
						4	Penn State	84
						5	Rhode Island	68
																4	Penn State	66
																3	Rutgers	70
						2	Temple	64
						7	Duquesne	51
	7	Duquesne	74
	10	George Washington	63
											2	Temple	59
											3	Rutgers	62
						3	Rutgers	100
						6	St. Bonaventure	67

* - Overtime