pitcher with most wins in a season 1987 to 1990

Between the 1987 and 1990 seasons, Bob Welch won the most games in a season, with 27 wins in 1990.

	NAME	W	SEASON	TM	L	W%	G	GS	ERA	SO	CG	SHO	SV	IP	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	Bob Welch B. Welch	27	1990	OAK	6	.818	35	35	2.95	127	2	2	0	238.0	214	78	90	26	77	5	0	4	979	2	4.80	2.91	1.65	0.98	13.0	7.9	1.22	.253	3.40	79	4.19	110	8.09	-11.1
2	Frank Viola F. Viola	24	1988	MIN	7	.774	35	35	2.64	193	7	2	0	255.1	236	75	80	20	54	3	0	2	1,031	5	6.80	1.90	3.57	0.70	18.7	5.2	1.14	.284	2.82	64	2.94	74	8.32	28.7
3	Bret Saberhagen B. Saberhagen	23	1989	KCR	6	.793	36	35	2.16	193	12	4	0	262.1	209	63	74	13	43	2	0	6	1,021	8	6.62	1.48	4.49	0.45	18.9	4.2	0.96	.255	2.54	56	2.44	66	7.17	36.9
4	Orel Hershiser O. Hershiser	23	1988	LAD	8	.742	35	34	2.26	178	15	8	1	267.0	208	67	73	18	73	4	1	10	1,068	6	6.00	2.46	2.44	0.61	16.7	6.8	1.05	.239	2.46	68	3.17	93	7.01	6.7
5	Danny Jackson D. Jackson	23	1988	CIN	8	.742	35	35	2.73	161	15	6	0	260.2	206	79	86	13	71	2	0	6	1,034	5	5.56	2.45	2.27	0.45	15.6	6.9	1.06	.245	2.97	77	3.01	83	7.11	18.1
6	Doug Drabek D. Drabek	22	1990	PIT	6	.786	33	33	2.76	131	9	3	0	231.1	190	71	78	15	56	3	0	2	918	6	5.10	2.18	2.34	0.58	14.3	6.1	1.06	.245	3.03	75	3.27	87	7.39	12.2
7	Dave Stewart D. Stewart	22	1990	OAK	11	.667	36	36	2.56	166	11	4	0	267.0	226	76	84	16	83	5	0	1	1,088	8	5.60	2.80	2.00	0.54	15.3	7.6	1.16	.257	2.83	69	3.32	88	7.62	13.9
8	Roger Clemens R. Clemens	21	1990	BOS	6	.778	31	31	1.93	209	7	4	0	228.1	193	49	59	7	54	7	0	3	920	8	8.24	2.13	3.87	0.28	22.7	5.9	1.08	.289	2.33	47	2.17	55	7.61	44.8
9	Dave Stewart D. Stewart	21	1989	OAK	9	.700	36	36	3.32	155	8	0	0	257.2	260	95	105	23	69	6	0	0	1,081	13	5.41	2.41	2.25	0.80	14.3	6.4	1.28	.286	3.67	91	3.58	98	9.08	1.2
10	Dave Stewart D. Stewart	21	1988	OAK	12	.636	37	37	3.23	192	14	2	0	275.2	240	99	111	14	110	3	0	5	1,156	14	6.27	3.59	1.75	0.46	16.6	9.5	1.27	.270	3.62	87	3.26	87	7.84	15.4
11	Ramon Martinez R. Martinez	20	1990	LAD	6	.769	33	33	2.92	223	12	3	0	234.1	191	76	89	22	67	4	0	5	950	3	8.56	2.57	3.33	0.84	23.5	7.1	1.10	.267	3.42	79	3.03	82	7.34	18
12	Frank Viola F. Viola	20	1990	NYM	12	.625	35	35	2.67	182	7	3	0	249.2	227	74	83	15	60	2	0	2	1,016	11	6.56	2.16	3.03	0.54	17.9	5.9	1.15	.280	2.99	73	2.87	77	8.18	23.6
13	Mike Scott M. Scott	20	1989	HOU	10	.667	33	32	3.10	172	9	2	0	229.0	180	79	87	23	62	3	1	12	924	7	6.76	2.44	2.77	0.90	18.6	6.7	1.06	.236	3.42	93	3.41	101	7.07	-1.5
14	David Cone D. Cone	20	1988	NYM	3	.870	35	28	2.22	213	8	4	0	231.1	178	57	67	10	80	4	0	7	936	10	8.29	3.11	2.66	0.39	22.8	8.5	1.12	.267	2.61	68	2.57	75	6.93	22.5
15	Mark Gubicza M. Gubicza	20	1988	KCR	8	.714	35	35	2.70	183	8	4	0	269.2	237	81	94	11	83	6	0	3	1,111	12	6.11	2.77	2.20	0.37	16.5	7.5	1.19	.273	3.14	68	2.92	77	7.91	26.6
16	Roger Clemens R. Clemens	20	1987	BOS	9	.690	36	36	2.97	256	18	7	0	281.2	248	93	100	19	83	9	0	4	1,157	4	8.18	2.65	3.08	0.61	22.1	7.2	1.18	.290	3.20	65	2.90	66	7.92	46.6
17	Dave Stewart D. Stewart	20	1987	OAK	13	.606	37	37	3.68	205	8	1	0	261.1	224	107	121	24	105	6	0	2	1,103	11	7.06	3.62	1.95	0.83	18.6	9.5	1.26	.262	4.17	87	3.76	87	7.71	16.5
18	Dwight Gooden D. Gooden	19	1990	NYM	7	.731	34	34	3.83	223	2	1	0	232.2	229	99	106	10	70	7	0	3	983	6	8.63	2.71	3.19	0.39	22.7	7.1	1.29	.325	4.10	105	2.43	66	8.86	33.5
19	Storm Davis S. Davis	19	1989	OAK	7	.731	31	31	4.36	91	1	0	0	169.1	187	82	91	19	68	3	0	1	733	8	4.84	3.61	1.34	1.01	12.4	9.3	1.51	.304	4.84	119	4.40	121	9.94	-15.1
20	Greg Maddux G. Maddux	19	1989	CHC	12	.613	35	35	2.95	135	7	1	0	238.1	222	78	90	13	82	6	0	13	1,002	5	5.10	3.10	1.65	0.49	13.5	8.2	1.28	.273	3.40	80	3.44	93	8.38	7.2
21	Mike Moore M. Moore	19	1989	OAK	11	.633	35	35	2.61	172	6	3	0	241.2	193	70	82	14	83	2	0	1	976	17	6.41	3.09	2.07	0.52	17.6	8.5	1.14	.254	3.05	71	3.14	86	7.19	13.6
22	Rick Reuschel R. Reuschel	19	1988	SFG	11	.633	36	36	3.12	92	7	2	0	245.0	242	85	88	11	42	6	0	8	1,000	4	3.38	1.54	2.19	0.40	9.2	4.2	1.16	.272	3.23	93	3.18	91	8.89	8.9
23	Mark Langston M. Langston	19	1987	SEA	13	.594	35	35	3.84	262	14	3	0	272.0	242	116	132	30	114	5	0	0	1,152	9	8.67	3.77	2.30	0.99	22.7	9.9	1.31	.286	4.37	84	3.68	79	8.01	29.5
24	Chuck Finley C. Finley	18	1990	CAL	9	.667	32	32	2.40	177	7	2	0	236.0	210	63	77	17	81	2	0	3	962	9	6.75	3.09	2.19	0.65	18.4	8.4	1.23	.282	2.94	63	3.29	83	8.01	17.2
25	Erik Hanson E. Hanson	18	1990	SEA	9	.667	33	33	3.24	211	5	1	0	236.0	205	85	88	15	68	2	0	6	964	10	8.05	2.59	3.10	0.57	21.9	7.1	1.16	.284	3.36	81	2.73	68	7.82	32.6