The 808 20-Win Seasons in Modern (1900+) Baseball History.
Sorted by year, wins, and XERA.													Copyright © 2008, Dwight R. Gill																																											Boldface = pitchers who won 20 in a given year by splitting wins between the AL and NL.
																									Number
Pitcher	YEAR	Lg	Th	IP	W	L	H	HR	SO	BB	HBP	ERA	XERA	XER	AB	H/9	BB/9	SO/9	HR/9	HP/9	Avg	Slg	OBA	OPS	this year.
Cliff Lee	2008	AL	L	223.3	22	3	214	12	170	34	5	2.54	2.82	70.0	845	8.62	1.37	6.85	0.48	0.20	.253	.349	.286	.635
Brandon Webb	2008	NL	R	226.7	22	7	206	13	183	65	12	3.30	2.86	72.1	847	8.18	2.58	7.27	0.52	0.48	.243	.341	.306	.647
Roy Halladay	2008	AL	R	246.0	20	11	220	18	206	39	12	2.78	2.95	80.5	918	8.05	1.43	7.54	0.66	0.44	.240	.351	.280	.630
Mike Mussina	2008	AL	R	200.3	20	9	214	17	150	31	8	3.37	3.64	81.0	779	9.61	1.39	6.74	0.76	0.36	.275	.400	.309	.709	4
Josh Beckett	2007	AL	R	200.7	20	7	189	17	194	40	5	3.27	3.20	71.3	759	8.48	1.79	8.70	0.76	0.22	.249	.371	.291	.662	1
Dontrelle Willis	2005	NL	L	236.3	22	10	213	11	170	55	8	2.63	2.67	70.2	880	8.11	2.09	6.47	0.42	0.30	.242	.330	.293	.622		No one in 2006
Chris Carpenter	2005	NL	R	241.7	21	5	204	18	213	51	3	2.83	2.86	76.8	890	7.60	1.90	7.93	0.67	0.11	.229	.340	.273	.614
Bartolo Colon	2005	AL	R	222.7	21	8	215	26	157	43	3	3.48	4.01	99.2	843	8.69	1.74	6.35	1.05	0.12	.255	.407	.294	.700
Roy Oswalt	2005	NL	R	241.7	20	12	243	18	184	48	8	2.94	3.34	89.7	925	9.05	1.79	6.85	0.67	0.30	.263	.377	.305	.682	4
Curt Schilling	2004	AL	R	226.7	21	6	206	23	203	35	5	3.26	3.42	86.0	849	8.18	1.39	8.06	0.91	0.20	.243	.379	.277	.656
Johan Santana	2004	AL	L	228.0	20	6	156	24	265	54	9	2.61	2.80	70.9	809	6.16	2.13	10.46	0.95	0.36	.193	.329	.251	.580
Roy Oswalt	2004	NL	R	237.0	20	10	233	17	206	62	11	3.49	3.22	84.7	903	8.85	2.35	7.82	0.65	0.42	.258	.370	.314	.683	3
Roy Halladay	2003	AL	R	266.0	22	7	253	26	204	32	9	3.25	3.52	104.2	1006	8.56	1.08	6.90	0.88	0.30	.251	.386	.281	.666
Esteban Loaiza	2003	AL	R	226.3	21	9	196	17	207	56	10	2.90	2.94	73.8	838	7.79	2.23	8.23	0.68	0.40	.234	.346	.290	.636
Russ Ortiz	2003	NL	R	212.3	21	7	177	17	149	102	4	3.81	3.34	78.9	775	7.50	4.32	6.32	0.72	0.17	.228	.345	.321	.666
Jamie Moyer	2003	AL	L	215.0	21	7	199	19	129	66	8	3.27	3.62	86.5	803	8.33	2.76	5.40	0.80	0.33	.248	.374	.311	.685
Andy Pettitte	2003	AL	L	208.3	21	8	227	21	180	50	1	4.02	3.96	91.7	815	9.81	2.16	7.78	0.91	0.04	.279	.417	.321	.739	5
Randy Johnson	2002	NL	L	260.0	24	5	197	26	334	71	13	2.32	2.83	81.7	943	6.82	2.46	11.56	0.90	0.45	.209	.341	.274	.614
Curt Schilling	2002	NL	R	259.3	23	7	218	29	316	33	3	3.23	3.14	90.5	961	7.57	1.15	10.97	1.01	0.10	.227	.371	.255	.626
Barry Zito	2002	AL	L	229.3	23	5	182	24	182	78	9	2.75	3.45	88.0	831	7.14	3.06	7.14	0.94	0.35	.219	.357	.293	.650
Derek Lowe	2002	AL	R	219.7	21	8	166	12	127	48	12	2.58	2.55	62.3	786	6.80	1.97	5.20	0.49	0.49	.211	.302	.267	.569
Pedro Martinez	2002	AL	R	199.3	20	4	144	13	239	40	15	2.26	2.14	47.4	716	6.50	1.81	10.79	0.59	0.68	.201	.300	.258	.558
Bartolo Colon	2002	Split	R	233.3	20	8	219	20	149	70	2	2.93	3.57	92.5	876	8.45	2.70	5.75	0.77	0.08	.250	.374	.307	.681	6
Matt Morris	2001	NL	R	216.3	22	8	218	13	185	54	13	3.16	3.08	73.9	829	9.07	2.25	7.70	0.54	0.54	.263	.365	.318	.683
Curt Schilling	2001	NL	R	256.7	22	6	237	37	293	39	1	2.98	3.99	113.7	970	8.31	1.37	10.27	1.30	0.04	.244	.418	.274	.693
Randy Johnson	2001	NL	L	249.7	21	6	181	19	372	71	18	2.49	2.19	60.6	901	6.52	2.56	13.41	0.68	0.65	.201	.310	.273	.582
Mark Mulder	2001	AL	L	229.3	21	8	214	16	153	51	5	3.45	3.18	81.1	861	8.40	2.00	6.00	0.63	0.20	.249	.358	.294	.652
Roger Clemens	2001	AL	R	220.3	20	3	205	19	213	72	5	3.51	3.32	81.4	830	8.37	2.94	8.70	0.78	0.20	.247	.370	.311	.681
Jon Lieber	2001	NL	R	232.3	20	6	226	25	148	41	7	3.80	3.91	100.9	880	8.75	1.59	5.73	0.97	0.27	.257	.401	.295	.696
Jamie Moyer	2001	AL	L	209.7	20	6	187	24	119	44	10	3.43	3.91	91.2	777	8.03	1.89	5.11	1.03	0.43	.241	.390	.290	.680	7
Tom Glavine	2000	NL	L	241.0	21	9	222	24	152	65	4	3.40	3.74	100.2	901	8.29	2.43	5.68	0.90	0.15	.246	.382	.300	.682
Tim Hudson	2000	AL	R	202.3	20	6	169	24	169	82	7	4.14	3.83	86.1	741	7.52	3.65	7.52	1.07	0.31	.228	.380	.311	.691
David Wells	2000	AL	L	229.7	20	8	266	23	166	31	8	4.11	4.12	105.3	912	10.42	1.21	6.51	0.90	0.31	.292	.431	.321	.752
Darryl Kile	2000	NL	R	232.3	20	9	215	33	192	58	13	3.91	4.30	111.1	872	8.33	2.25	7.44	1.28	0.50	.247	.420	.303	.723	4
Pedro Martinez	1999	AL	R	213.3	23	4	160	9	313	37	9	2.07	1.57	37.3	776	6.75	1.56	13.20	0.38	0.38	.206	.284	.251	.535
Mike Hampton	1999	NL	L	239.0	22	4	206	12	177	101	5	2.90	2.81	74.7	880	7.76	3.80	6.67	0.45	0.19	.234	.324	.316	.640
Jose Lima	1999	NL	R	246.3	21	10	256	30	187	44	2	3.58	4.22	115.5	951	9.35	1.61	6.83	1.10	0.07	.269	.426	.303	.729	3
Roger Clemens	1998	AL	R	234.7	20	6	169	11	271	88	7	2.65	2.03	52.9	840	6.48	3.38	10.39	0.42	0.27	.201	.283	.282	.565
Tom Glavine	1998	NL	L	229.3	20	6	202	13	157	74	2	2.47	2.91	74.3	849	7.93	2.90	6.16	0.51	0.08	.238	.334	.301	.635
David Cone	1998	AL	R	207.7	20	7	186	20	209	59	15	3.55	3.34	77.0	776	8.06	2.56	9.06	0.87	0.65	.240	.371	.306	.677
Rick Helling	1998	AL	R	216.3	20	7	209	27	164	78	1	4.41	4.27	102.7	819	8.69	3.24	6.82	1.12	0.04	.255	.414	.321	.735	4
Roger Clemens	1997	AL	R	264.0	21	7	204	9	292	68	12	2.05	1.86	54.6	958	6.95	2.32	9.95	0.31	0.41	.213	.285	.274	.558
Randy Johnson	1997	AL	L	213.0	20	4	147	20	291	77	10	2.28	2.58	61.1	759	6.21	3.25	12.30	0.85	0.42	.194	.319	.277	.595
Denny Neagle	1997	NL	L	233.3	20	5	204	18	172	49	6	2.97	3.10	80.3	864	7.87	1.89	6.63	0.69	0.23	.236	.351	.282	.632
Brad Radke	1997	AL	R	239.7	20	10	238	28	174	48	3	3.87	4.07	108.3	914	8.94	1.80	6.53	1.05	0.11	.260	.412	.299	.712	4
John Smoltz	1996	NL	R	253.7	24	8	199	19	276	55	2	2.94	2.56	72.3	924	7.06	1.95	9.79	0.67	0.07	.215	.325	.261	.586
Andy Pettitte	1996	AL	L	221.0	21	8	229	23	162	72	3	3.87	4.07	100.1	851	9.33	2.93	6.60	0.94	0.12	.269	.411	.328	.739
Pat Hentgen	1996	AL	R	265.7	20	10	238	20	177	94	5	3.22	3.32	97.9	986	8.06	3.18	6.00	0.68	0.17	.241	.355	.311	.666	3
John Burkett	1993	NL	R	231.7	22	7	224	18	145	40	11	3.65	3.38	87.1	876	8.70	1.55	5.63	0.70	0.43	.256	.373	.297	.669		No one in 1994 or 1995
Tom Glavine	1993	NL	L	239.3	22	6	236	16	120	90	2	3.20	3.55	94.3	906	8.87	3.38	4.51	0.60	0.08	.260	.369	.329	.697
Jack McDowell	1993	AL	R	256.7	22	10	261	20	158	69	3	3.37	3.61	103.1	982	9.15	2.42	5.54	0.70	0.11	.266	.384	.316	.700
Bill Swift	1993	NL	R	232.7	21	8	195	18	157	55	6	2.82	3.09	79.8	852	7.54	2.13	6.07	0.70	0.23	.229	.343	.280	.623
Greg Maddux	1993	NL	R	267.0	20	10	228	14	197	52	6	2.36	2.61	77.3	983	7.69	1.75	6.64	0.47	0.20	.232	.323	.275	.598	5
Kevin Brown	1992	AL	R	265.7	21	11	262	11	173	76	10	3.32	2.90	85.6	1009	8.88	2.57	5.86	0.37	0.34	.260	.345	.318	.663
Jack Morris	1992	AL	R	240.7	21	6	222	18	132	80	10	4.04	3.45	92.1	898	8.30	2.99	4.94	0.67	0.37	.247	.361	.316	.677
Greg Maddux	1992	NL	R	268.0	20	11	201	7	199	70	14	2.18	1.96	58.4	960	6.75	2.35	6.68	0.24	0.47	.209	.273	.273	.546
Tom Glavine	1992	NL	L	225.0	20	8	197	6	129	70	2	2.76	2.46	61.6	830	7.88	2.80	5.16	0.24	0.08	.237	.306	.298	.604
Jack McDowell	1992	AL	R	260.7	20	10	247	21	178	75	7	3.18	3.46	100.1	981	8.53	2.59	6.15	0.73	0.24	.252	.371	.310	.681	5
Tom Glavine	1991	NL	L	246.7	20	11	201	17	192	69	2	2.55	2.85	78.0	899	7.33	2.52	7.01	0.62	0.07	.224	.329	.280	.610
Scott Erickson	1991	AL	R	204.0	20	8	189	13	108	71	6	3.18	3.30	74.7	761	8.34	3.13	4.76	0.57	0.26	.248	.352	.317	.670
John Smiley	1991	NL	L	207.7	20	8	194	17	129	44	3	3.08	3.42	78.9	779	8.41	1.91	5.59	0.74	0.13	.249	.369	.292	.661
Bill Gullickson	1991	AL	R	226.3	20	9	256	22	91	44	4	3.90	4.32	108.7	888	10.18	1.75	3.62	0.87	0.16	.288	.426	.325	.751	4
Bob Welch	1990	AL	R	238.0	27	6	214	26	127	77	5	2.95	3.98	105.3	882	8.09	2.91	4.80	0.98	0.19	.243	.387	.307	.694
Doug Drabek	1990	NL	R	231.3	22	6	190	15	131	56	3	2.76	2.92	75.1	842	7.39	2.18	5.10	0.58	0.12	.226	.328	.276	.604
Dave Stewart	1990	AL	R	267.0	22	11	226	16	166	83	5	2.56	2.92	86.7	978	7.62	2.80	5.60	0.54	0.17	.231	.330	.295	.624
Roger Clemens	1990	AL	R	228.3	21	6	193	7	209	54	7	1.93	2.11	53.5	842	7.61	2.13	8.24	0.28	0.28	.229	.300	.281	.582
Frank Viola	1990