best career win% by a pitcher, min 200 games

Brendan Donnelly had the highest win percentage when pitching in 200+ games, at .762.

	NAME	W%	G	W	L	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	Brendan Donnelly B. Donnelly	.762	386	32	10	0	3.22	369	0	0	6	385.1	326	138	153	35	154	19	97	12	1,632	15	8.62	3.60	2.40	0.82	22.6	9.4	1.25	.276	3.57	75	3.67	86	7.61	27.8
2	Ryan Buchter R. Buchter	.739	285	17	6	0	3.16	259	0	0	2	236.1	173	83	95	33	115	10	36	8	986	6	9.86	4.38	2.25	1.26	26.3	11.7	1.22	.246	3.62	75	4.37	103	6.59	-3.9
3	Dan Otero D. Otero	.733	358	22	8	0	3.39	262	0	0	3	403.2	433	152	167	37	56	10	89	19	1,658	6	5.84	1.25	4.68	0.82	15.8	3.4	1.21	.306	3.72	82	3.52	86	9.65	25.7
4	Brad Clontz B. Clontz	.733	272	22	8	0	4.34	210	0	0	8	277.2	276	134	147	30	120	12	63	26	1,209	4	6.81	3.89	1.75	0.97	17.4	9.9	1.43	.294	4.76	102	4.44	102	8.95	-2.8
5	Jeremy Jeffress J. Jeffress	.727	414	32	12	1	3.08	387	0	0	52	424.1	387	145	160	31	175	19	144	20	1,793	22	8.21	3.71	2.21	0.66	21.6	9.8	1.32	.301	3.39	72	3.64	86	8.21	25.7
6	Spud Chandler S. Chandler	.717	211	109	43	184	2.84	614	109	26	6	1485.0	1,327	468	549	64	463	19	14		6,102	20	3.72	2.81	1.33	0.39	10.1	7.6	1.21	.256	3.33	73	3.30	88	8.04	71.2
7	Cionel Pérez C. Pérez	.714	257	15	6	0	4.22	218	0	0	6	237.0	222	111	130	18	129	12	48	7	1,057	12	8.28	4.90	1.69	0.68	20.6	12.2	1.48	.300	4.94	103	4.10	99	8.43	0.3
8	Richard Bleier R. Bleier	.714	335	15	6	2	3.27	187	0	0	5	330.1	348	120	138	24	54	18	61	14	1,371	16	5.09	1.47	3.46	0.65	13.6	3.9	1.22	.298	3.76	75	3.63	83	9.48	27.2
9	Peter Moylan P. Moylan	.706	499	24	10	0	3.10	324	0	0	4	418.2	370	144	170	30	180	21	74	34	1,768	14	6.96	3.87	1.80	0.64	18.3	10.2	1.31	.280	3.65	74	3.96	95	7.95	10.4
10	Ben Weber B. Weber	.704	228	19	8	0	3.77	162	0	0	7	284.0	305	119	133	19	105	9	66	20	1,229	8	5.13	3.33	1.54	0.60	13.2	8.5	1.44	.306	4.21	85	3.95	89	9.67	14.9
11	Jerry Blevins J. Blevins	.698	609	30	13	1	3.54	508	0	0	7	495.1	417	195	209	50	195	27	123	26	2,098	12	9.23	3.54	2.61	0.91	24.2	9.3	1.24	.278	3.80	89	3.72	92	7.58	17.9
12	Rich Garces R. Garces	.697	287	23	10	0	3.74	296	0	0	7	341.1	290	142	162	32	164	11	60	19	1,476	6	7.80	4.32	1.80	0.84	20.1	11.1	1.33	.265	4.27	79	4.12	92	7.65	14.6
13	JT Chargois	.696	244	16	7	8	3.35	220	0	0	1	231.1	185	86	90	25	88	15	46	10	945	8	8.56	3.42	2.50	0.97	23.3	9.3	1.18	.268	3.50	81	4.01	97	7.20	3.3
14	Brandon Medders B. Medders	.696	210	16	7	0	3.61	175	0	0	1	234.2	233	94	108	27	104	9	51	11	1,027	7	6.71	3.99	1.68	1.04	17.0	10.1	1.44	.289	4.14	82	4.56	104	8.94	-4.7
15	Clayton Kershaw C. Kershaw	.694	446	218	96	443	2.52	3,014	25	15	0	2814.1	2,162	787	864	233	697	46	1	28	11,112	107	9.64	2.23	4.32	0.75	27.1	6.3	1.02	.271	2.76	64	2.84	70	6.91	369.9
16	Scott Oberg S. Oberg	.692	259	18	8	0	3.85	234	0	0	7	257.1	238	110	120	26	101	12	57	8	1,088	18	8.18	3.53	2.32	0.91	21.5	9.3	1.32	.297	4.20	81	3.97	91	8.32	12.6
17	Ron Mahay R. Mahay	.692	514	27	12	3	3.83	470	0	0	4	568.0	539	242	273	75	266	10	100	22	2,474	28	7.45	4.21	1.77	1.19	19.0	10.8	1.42	.281	4.33	84	4.62	104	8.54	-9.7
18	Dave Foutz D. Foutz	.690	251	147	66	216	2.84	790	202	16	4	1997.1	1,843	631	1,068	38	510		33		8,425	94	3.56	2.30	1.55	0.17	9.4	6.1	1.18	.257	4.81	80	3.28	95	8.30	46.1
19	Whitey Ford W. Ford	.690	498	236	106	438	2.75	1,956	156	45	11	3170.1	2,766	967	1,107	228	1,086	28	35	44	13,036	75	5.55	3.08	1.80	0.65	15.0	8.3	1.22	.261	3.14	75	3.26	88	7.85	156.9
20	Tim Mayza T. Mayza	.690	374	20	9	0	3.85	312	0	0	4	311.0	297	133	144	34	100	9	64	13	1,310	12	9.03	2.89	3.12	0.98	23.8	7.6	1.28	.308	4.17	91	3.64	85	8.59	21.8
21	Bob Caruthers B. Caruthers	.688	340	218	99	310	2.83	900	298	24	3	2828.2	2,678	891	1,393	59	597		29		11,842	129	2.86	1.90	1.51	0.19	7.6	5.0	1.16	.257	4.43	81	3.27	94	8.52	60.9
22	Randy Flores R. Flores	.688	350	11	5	3	4.61	202	0	0	4	250.0	290	128	146	29	106	15	55	11	1,141	11	7.27	3.82	1.91	1.04	17.7	9.3	1.58	.331	5.26	105	4.44	102	10.44	-2.2
23	Pedro Martinez P. Martinez	.687	476	219	100	409	2.93	3,154	46	17	3	2827.1	2,221	919	1,006	239	760	141	23	30	11,394	62	10.04	2.42	4.15	0.76	27.7	6.7	1.05	.279	3.20	66	2.91	68	7.07	454.6
24	Don Gullett D. Gullett	.686	266	109	50	186	3.11	921	44	14	11	1390.0	1,205	481	528	115	501	12	35	42	5,763	36	5.96	3.24	1.84	0.74	16.0	8.7	1.23	.259	3.42	88	3.42	97	7.80	17.9
25	Josh Osich J. Osich	.684	251	13	6	1	5.02	199	0	0	1	220.2	221	123	138	45	86	8	49	3	960	15	8.12	3.51	2.31	1.84	20.7	9.0	1.39	.283	5.63	118	5.29	126	9.01	-26.9