1998 MAC men's basketball tournament

The 1998 MAC men's basketball tournament, a part of the 1997–98 NCAA Division I men's basketball season, took place at campus sites for the quarterfinal round with the semifinals and final held at SeaGate Centre in Toledo, Ohio. Its winner received the Mid-American Conference's automatic bid to the 1998 NCAA tournament. It was a single-elimination tournament with three rounds and the top eight MAC teams invited to participate. No teams received byes in the tournament. Ball State, the MAC West Division co-champion, received the number one seed in the tournament.

1998 MAC men's basketball tournament
Classification	Division I
Season	1997–98
Teams	8
Site	On-campus sites (quarterfinal round) SeaGate Centre Toledo, Ohio
Champions	Eastern Michigan (4th title)
Winning coach	Milton Barnes (1st title)
MVP	Earl Boykins (Eastern Michigan)
MAC men's basketball tournaments

1997–98 Mid-American Conference men's basketball standings

	Conf							Overall
Team	W		L		PCT			W		L		PCT
East
Akron	13	–	5		.722			17	–	10		.630
Kent State	9	–	9		.500			13	–	17		.433
Miami	9	–	9		.500			17	–	12		.586
Marshall	7	–	11		.389			11	–	16		.407
Bowling Green	7	–	11		.389			10	–	16		.385
Ohio	3	–	15		.167			5	–	21		.192
West
Ball State	14	–	4		.778			21	–	8		.724
Western Michigan	14	–	4		.778			21	–	8		.724
Eastern Michigan †	13	–	5		.722			20	–	10		.667
Toledo	10	–	8		.556			15	–	12		.556
Northern Illinois	6	–	12		.333			10	–	16		.385
Central Michigan	3	–	15		.167			5	–	21		.192
† 1998 MAC tournament winner Rankings from AP Poll

Tournament

Seeds

1. Ball State
2. Western Michigan
3. Akron
4. Eastern Michigan
5. Toledo
6. Kent State
7. Miami
8. Marshall

Bracket

	Quarterfinals					Semifinals					Finals
	1	Ball State	93
	8	Marshall	76
						1	Ball State	92
						4	Eastern Michigan	93*
	4	Eastern Michigan	98
	5	Toledo	79
											4	Eastern Michigan	92
											7	Miami	77
	2	Western Michigan	63
	7	Miami	67
						7	Miami	64
						6	Kent State	59
	3	Akron	88
	6	Kent State	95

* Overtime period