Curt Schilling pitched the most innings in 2001, with 256.2 innings.

Interpreted as:

most innings pitched by a player 2001

	NAME	IP	SEASON	TM	G	W	L	W%	GS	ERA	SO	CG	SHO	SV	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	ERA-	FIP	FIP-	H/9	PRAA
1	Curt Schilling C. Schilling	256.2	2001	ARI	35	22	6	.786	35	2.98	293	6	1	0	237	85	86	37	39	1	0	0	1,021	4	10.27	1.37	7.51	1.30	28.7	3.8	1.08	.307	3.02	66	3.10	70	8.31	38
2	Randy Johnson R. Johnson	249.2	2001	ARI	35	21	6	.778	34	2.49	372	3	2	0	181	69	74	19	71	18	1	2	994	8	13.41	2.56	5.24	0.68	37.4	7.1	1.01	.315	2.67	55	2.12	48	6.52	63.9
3	Freddy Garcia F. Garcia	238.2	2001	SEA	34	18	6	.750	34	3.05	163	4	3	0	199	81	88	16	69	5	0	6	971	3	6.15	2.60	2.36	0.60	16.8	7.1	1.12	.255	3.32	71	3.48	80	7.50	23
4	Tim Hudson T. Hudson	235.0	2001	OAK	35	18	9	.667	35	3.37	181	3	0	0	216	88	100	20	71	6	0	5	980	9	6.93	2.72	2.55	0.77	18.5	7.2	1.22	.279	3.83	77	3.59	81	8.27	21.8
5	Chan Ho Park C. Ho Park	234.0	2001	LAD	36	15	11	.577	35	3.50	218	2	1	0	183	91	98	23	91	20	0	1	981	3	8.38	3.50	2.40	0.88	22.2	9.3	1.17	.254	3.77	85	3.88	89	7.04	12.3
6	Joe Mays J. Mays	233.2	2001	MIN	34	17	13	.567	34	3.16	123	4	2	0	205	82	87	25	64	5	0	2	957	11	4.74	2.47	1.92	0.96	12.9	6.7	1.15	.243	3.35	69	4.27	98	7.90	1.6
7	Greg Maddux G. Maddux	233.0	2001	ATL	34	17	11	.607	34	3.05	173	3	3	0	220	79	86	20	27	7	0	10	927	2	6.68	1.04	6.41	0.77	18.7	2.9	1.06	.286	3.32	71	3.11	71	8.50	32.4
8	Jon Lieber J. Lieber	232.1	2001	CHC	34	20	6	.769	34	3.80	148	5	1	0	226	98	104	25	41	7	0	4	958	4	5.73	1.59	3.61	0.97	15.4	4.3	1.15	.273	4.03	89	3.79	86	8.75	15.8
9	Steve Sparks S. Sparks	232.0	2001	DET	35	14	9	.609	33	3.65	116	8	1	0	244	94	110	22	64	6	2	1	982	8	4.50	2.48	1.81	0.85	11.8	6.5	1.33	.287	4.27	84	4.18	97	9.47	2.6
10	Mark Mulder M. Mulder	229.1	2001	OAK	34	21	8	.724	34	3.45	153	6	4	0	214	88	92	16	51	5	0	4	927	4	6.00	2.00	3.00	0.63	16.5	5.5	1.16	.282	3.61	79	3.35	76	8.40	27.5
11	Jeff Weaver J. Weaver	229.1	2001	DET	33	13	16	.448	33	4.08	152	5	0	0	235	104	116	19	68	14	0	4	985	3	5.97	2.67	2.24	0.75	15.4	6.9	1.32	.295	4.55	94	3.87	90	9.22	10.9
12	Mike Mussina M. Mussina	228.2	2001	NYY	34	17	11	.607	34	3.15	214	4	3	0	202	80	87	20	42	4	0	2	909	6	8.42	1.65	5.10	0.79	23.5	4.6	1.07	.289	3.42	72	2.91	66	7.95	38.5
13	Darryl Kile D. Kile	227.1	2001	STL	34	16	11	.593	34	3.09	179	2	1	0	228	78	83	22	65	11	0	3	956	6	7.09	2.57	2.75	0.87	18.7	6.8	1.29	.303	3.29	72	3.73	85	9.03	16.9
14	Livan Hernandez L. Hernandez	226.2	2001	SFG	34	13	15	.464	34	5.24	138	2	0	0	266	132	143	24	85	3	0	7	1,008	7	5.48	3.38	1.62	0.95	13.7	8.4	1.55	.319	5.68	125	4.37	104	10.56	-5.5
15	Brad Radke B. Radke	226.0	2001	MIN	33	15	11	.577	33	3.94	137	6	2	0	235	99	105	24	26	10	0	0	919	4	5.46	1.04	5.27	0.96	14.9	2.8	1.15	.292	4.18	86	3.69	85	9.36	16.4
16	Javier Vazquez J. Vazquez	223.2	2001	MON	32	16	11	.593	32	3.42	208	5	3	0	197	85	92	24	44	3	0	4	898	3	8.37	1.77	4.73	0.97	23.2	4.9	1.08	.279	3.70	75	3.21	72	7.93	31.3
17	Bartolo Colon B. Colon	222.1	2001	CLE	34	14	12	.538	34	4.09	201	1	0	0	220	101	106	26	90	2	0	2	947	4	8.14	3.64	2.23	1.05	21.2	9.5	1.39	.309	4.29	91	4.00	89	8.91	11.7
18	Mark Buehrle M. Buehrle	221.1	2001	CWS	32	16	8	.667	32	3.29	126	4	2	0	188	81	89	24	48	8	0	2	885	1	5.12	1.95	2.63	0.98	14.2	5.4	1.07	.242	3.62	73	4.07	89	7.64	11.9
19	Eric Milton E. Milton	220.2	2001	MIN	35	15	7	.682	34	4.32	157	2	1	0	222	106	109	35	61	5	0	0	944	2	6.40	2.49	2.57	1.43	16.6	6.5	1.28	.273	4.45	95	4.58	106	9.05	-6.3
20	Roger Clemens R. Clemens	220.1	2001	NYY	33	20	3	.870	33	3.51	213	0	0	0	205	86	94	19	72	5	0	1	918	14	8.70	2.94	2.96	0.78	23.2	7.8	1.26	.305	3.84	80	3.28	74	8.37	28.1
21	Woody Williams W. Williams	220.0	2001	TOT	34	15	9	.625	34	4.05	154	3	1	0	224	99	110	35	56	8	0	5	922	5	6.30	2.29	2.75	1.43	16.7	6.1	1.27	.283	4.50	99	4.58	107	9.16	-8.2
22	John Burkett J. Burkett	219.1	2001	ATL	34	12	12	.500	34	3.04	187	1	1	0	187	74	83	17	70	6	0	13	902	5	7.67	2.87	2.67	0.70	20.7	7.8	1.17	.273	3.41	71	3.38	78	7.67	23.8
23	Tom Glavine T. Glavine	219.1	2001	ATL	35	16	7	.696	35	3.57	116	1	1	0	213	87	92	24	97	2	0	10	929	2	4.76	3.98	1.20	0.98	12.5	10.4	1.41	.274	3.78	84	4.76	109	8.74	-10.1
24	Russ Ortiz R. Ortiz	218.2	2001	SFG	33	17	9	.654	33	3.29	169	1	1	0	187	80	90	13	91	0	0	3	911	8	6.96	3.75	1.86	0.54	18.6	10.0	1.27	.273	3.70	79	3.52	84	7.70	16.4
25	Jeff Suppan J. Suppan	218.1	2001	KCR	34	10	14	.417	34	4.37	120	1	0	0	227	106	120	26	74	12	0	3	946	6	4.95	3.05	1.62	1.07	12.7	7.8	1.38	.282	4.95	91	4.67	103	9.36	-2.4