Ty Detmer had the most passing yards in 1991, with 4,031 yards.

	NAME	YDS	SEASON	TM	GP	CMP	ATT	PCT	AVG	YDS/G	TD	INT	RTG	TD%	INT%
1	Ty Detmer T. Detmer	4,031	1991	BYU	12	249	403	61.8	10.0	335.9	35	12	168.5	8.7	3.0
2	Troy Kopp T. Kopp	3,767	1991		12	275	449	61.2	8.4	313.9	37	16	151.8	8.2	3.6
3	David Klingler D. Klingler	3,388	1991	HOU	10	278	497	55.9	6.8	338.8	29	17	125.6	5.8	3.4
4	Shane Matthews S. Matthews	3,130	1991	FLA	11	218	361	60.4	8.7	284.5	28	18	148.8	7.8	5.0
5	Gino Torretta G. Torretta	3,095	1991	MIA	11	205	371	55.3	8.3	281.4	20	8	138.8	5.4	2.2
6	Jeff Blake J. Blake	3,073	1991	ECU	11	203	368	55.2	8.4	279.4	28	8	146.1	7.6	2.2
7	Tom Corontzos T. Corontzos	2,868	1991	WYO	11	203	363	55.9	7.9	260.7	19	8	135.2	5.2	2.2
8	Jason Verduzco J. Verduzco	2,825	1991	ILL	11	235	382	61.5	7.4	256.8	15	11	130.8	3.9	2.9
9	Alex Van Pelt A. Van Pelt	2,796	1991	PITT	11	227	398	57.0	7.0	254.2	15	14	121.4	3.8	3.5
10	Dave Brown D. Brown	2,794	1991	DUKE	11	230	437	52.6	6.4	254.0	20	15	114.6	4.6	3.4
11	Andy Kelly A. Kelly	2,759	1991	TENN	11	228	361	63.2	7.6	250.8	15	15	132.8	4.2	4.2
12	Drew Bledsoe D. Bledsoe	2,741	1991	WSU	11	199	358	55.6	7.7	249.2	17	15	127.2	4.7	4.2
13	David Lowery D. Lowery	2,575	1991	SDSU	12	176	311	56.6	8.3	214.6	19	12	138.6	6.1	3.9
14	Casey Weldon C. Weldon	2,527	1991	FSU	12	189	313	60.4	8.1	210.6	22	8	146.3	7.0	2.6
15	Bobby Fuller B. Fuller	2,524	1991	SC	11	202	340	59.4	7.4	229.5	15	8	131.6	4.4	2.4
16	Mike Pawlawski M. Pawlawski	2,517	1991	CAL	11	191	316	60.4	8.0	228.8	21	13	141.1	6.6	4.1
17	Tommy Maddox T. Maddox	2,505	1991	UCLA	11	192	315	61.0	8.0	227.7	16	15	135.0	5.1	4.8
18	Tony Sacca T. Sacca	2,488	1991	PSU	12	169	292	57.9	8.5	207.3	21	5	149.8	7.2	1.7
19	Trent Green T. Green	2,462	1991	IND	11	189	318	59.4	7.7	223.8	12	14	128.1	3.8	4.4
20	Frank Dolce F. Dolce	2,444	1991	UTAH	11	177	314	56.4	7.8	222.2	16	10	132.2	5.1	3.2
21	Paul Watson P. Watson	2,312	1991	KSU	11	172	304	56.6	7.6	210.2	10	10	124.7	3.3	3.3
22	Shawn Jones S. Jones	2,288	1991	GT	12	178	339	52.5	6.7	190.7	11	18	109.3	3.2	5.3
23	Billy Joe Hobert B. Joe Hobert	2,271	1991	WASH	11	173	285	60.7	8.0	206.5	22	10	146.1	7.7	3.5
24	Glenn Foley G. Foley	2,222	1991	BC	11	153	298	51.3	7.5	202.0	21	17	125.8	7.0	5.7
25	Ron Lopez R. Lopez	2,221	1991	USU	11	153	314	48.7	7.1	201.9	17	15	116.5	5.4	4.8