1991 NAIA men's basketball tournament

The 1991 NAIA Men's Basketball Tournament was held in March at Kemper Arena in Kansas City, Missouri. The 54th annual NAIA basketball tournament featured 32 teams playing in a single-elimination format.

Awards and honors

• Leading scorers:
• Leading rebounder:
• Player of the Year: est. 1994.

1991 NAIA bracket

	First Round					Second Round					Elite Eight					NAIA National Semifinals					NAIA National Championship
	1	Wisconsin–Eau Claire	78
	-	Maine-Machias	49
						1	Wisconsin Eau Claire	55
						16	Westmont	52*
	16	Westmont	65
	-	Emporia State	55
											1	Wisconsin Eau Claire	57
	TOP TIER
											9	Taylor	64
	9	Taylor	68
	-	Francis Marion	47
						9	Taylor	60
						-	Northern State (SD)	59
	-	Northern State (SD)	80
	8	Georgia Southwestern State	67
																9	Taylor	60
																5	Central Arkansas	60
	5	Central Arkansas	75
	-	Olivet Nazarene	66
						5	Central Arkansas	99
						12	Rio Grande	67
	12	Rio Grande	111
	-	Campbellsville	92
											5	Central Arkansas	95
	TOP TIER
											13	Athens State	64
	13	Athens State	86
	-	Whitworth	65
						13	Athens State	62
						4	Minnesota Duluth	56*
	4	Minnesota–Duluth	76'
	-	Xavier (LA)	68
																					5	Central Arkansas	74
																					2	Oklahoma City	77
	3	Lipscomb	106
	-	Holy Family	75
						3	Lipscomb	89
						14	Briar Cliff	87
	14	Briar Cliff	72
	-	Park	60
											3	Lipscomb	95
	BOTTOM TIER
											6	Pfeiffer	96
	11	St. Mary's (TX)	96
	-	Hawaii Loa	94*
						11	St. Mary’s (TX)	71
						6	Pfeiffer	83
	6	Pfeiffer	96
	-	Saint Vincent	82
																6	Pfeiffer	83
																2	Oklahoma City	100
	-	St. Mary’s (MI)	77
	7	Wayland Baptist	68
						-	St. Mary’s (MI)	83
						10	College of Idaho	96
	10	College of Idaho	96
	-	Saint Rose	91**
											-	St. Mary’s (MI)	94
	BOTTOM TIER
											2	Oklahoma City	112
	15	Concord (WV)	106
	-	Southern Colorado	91
						15	Concord (WV)	85
						2	Oklahoma City	107
	2	Oklahoma City	80
	-	Concordia (NE)	77

•  * denotes overtime.