best win percentage by a pitcher with a minimum of 100 wins since 1990

Since 1990, Clayton Kershaw has the best win percentage when winning 100+ games, at .693.

	NAME	W	W%	L	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	Clayton Kershaw C. Kershaw	212	.693	94	432	429	2.50	2,968	25	15	0	2742.2	2,091	762	835	227	678	44	1	28	10,816	103	9.74	2.22	4.38	0.74	27.4	6.3	1.01	.270	2.74	64	2.82	70	6.86	366.8
2	Pedro Martinez P. Martinez	219	.687	100	476	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
3	Roy Halladay R. Halladay	203	.659	105	416	390	3.38	2,117	67	20	1	2749.1	2,646	1,034	1,135	236	592	81	6	28	11,287	56	6.93	1.94	3.58	0.77	18.8	5.2	1.18	.292	3.72	77	3.39	77	8.66	296
4	Max Scherzer M. Scherzer	215	.657	112	467	458	3.16	3,408	12	5	0	2881.0	2,349	1,012	1,085	337	756	112	2	20	11,640	78	10.65	2.36	4.51	1.05	29.3	6.5	1.08	.286	3.39	76	3.18	77	7.34	307.8
5	Randy Johnson R. Johnson	293	.657	153	585	571	3.24	4,720	97	37	2	3948.2	3,176	1,420	1,595	395	1,394	187	6	35	16,243	99	10.76	3.18	3.39	0.90	29.1	8.6	1.16	.291	3.64	73	3.14	72	7.24	556.6
6	David Price D. Price	157	.657	82	400	322	3.32	2,076	17	3	3	2143.2	1,930	790	865	221	562	63	19	16	8,807	40	8.72	2.36	3.69	0.93	23.6	6.4	1.16	.290	3.63	81	3.38	83	8.10	165.9
7	Gerrit Cole G. Cole	153	.657	80	317	317	3.18	2,251	8	5	0	1954.0	1,627	690	740	217	500	61	0	8	7,861	58	10.37	2.30	4.50	1.00	28.6	6.4	1.09	.292	3.41	79	3.16	77	7.49	213.5
8	Roger Clemens R. Clemens	259	.651	139	534	533	3.15	3,457	60	25	0	3632.0	3,097	1,270	1,409	268	1,209	127	0	47	14,997	112	8.57	3.00	2.86	0.66	23.1	8.1	1.19	.285	3.49	69	3.18	72	7.67	502.1
9	Stephen Strasburg S. Strasburg	113	.646	62	247	247	3.24	1,723	2	2	0	1470.0	1,217	530	582	149	394	53	0	20	5,962	44	10.55	2.41	4.37	0.91	28.9	6.6	1.10	.293	3.56	80	3.01	75	7.45	165.9
10	Johan Santana J. Santana	139	.641	78	360	284	3.20	1,988	15	10	1	2025.2	1,726	721	773	220	567	36	23	13	8,262	68	8.83	2.52	3.51	0.98	24.1	6.9	1.13	.276	3.43	74	3.43	81	7.67	187.6
11	Mike Mussina M. Mussina	270	.638	153	537	536	3.68	2,813	57	23	0	3562.2	3,460	1,458	1,559	376	785	60	0	29	14,593	71	7.11	1.98	3.58	0.95	19.3	5.4	1.19	.292	3.94	82	3.57	79	8.74	372.8
12	Justin Verlander J. Verlander	262	.636	150	535	535	3.31	3,456	26	9	0	3463.2	2,940	1,275	1,379	363	968	116	0	27	14,150	97	8.98	2.52	3.57	0.94	24.4	6.8	1.13	.279	3.58	78	3.43	81	7.64	304.5
13	Mark Mulder M. Mulder	103	.632	60	205	203	4.18	834	25	10	0	1314.0	1,352	611	657	141	412	50	1	15	5,562	47	5.71	2.82	2.02	0.97	15.0	7.4	1.34	.294	4.50	94	4.22	95	9.26	31.5
14	Jon Lester J. Lester	200	.631	117	452	451	3.66	2,488	15	4	0	2740.0	2,610	1,114	1,215	294	892	90	0	13	11,487	63	8.17	2.93	2.79	0.97	21.7	7.8	1.28	.300	3.99	86	3.77	92	8.57	101.7
15	Andy Pettitte A. Pettitte	256	.626	153	531	521	3.85	2,448	26	4	0	3316.0	3,448	1,418	1,572	288	1,031	55	3	42	14,074	69	6.64	2.80	2.37	0.78	17.4	7.3	1.35	.308	4.27	86	3.73	83	9.36	282.1
16	Tim Hudson T. Hudson	222	.625	133	482	479	3.49	2,080	26	13	0	3126.2	2,957	1,213	1,319	248	917	124	0	84	13,005	84	5.99	2.64	2.27	0.71	16.0	7.1	1.24	.281	3.80	83	3.78	90	8.51	152.3
17	Jimmy Key J. Key	112	.622	68	246	232	3.62	924	12	7	0	1476.2	1,475	594	645	145	389	22	4	9	6,149	25	5.63	2.37	2.38	0.88	15.0	6.3	1.26	.285	3.93	83	3.84	88	8.99	88.8
18	Greg Maddux G. Maddux	310	.621	189	639	639	3.06	2,975	91	30	0	4334.1	4,049	1,474	1,663	307	751	117	0	133	17,527	56	6.18	1.56	3.96	0.64	17.0	4.3	1.11	.280	3.45	73	3.19	75	8.41	508.9
19	Tom Glavine T. Glavine	282	.618	174	610	610	3.45	2,413	49	21	0	3981.2	3,870	1,528	1,667	319	1,364	53	0	131	16,756	60	5.45	3.08	1.77	0.72	14.4	8.1	1.31	.282	3.77	83	3.93	93	8.75	131.5
20	Chris Sale C. Sale	139	.618	86	381	301	3.06	2,478	16	3	12	2006.0	1,644	682	735	207	468	124	25	15	8,091	47	11.12	2.10	5.29	0.93	30.6	5.8	1.05	.299	3.30	72	2.89	69	7.38	289.4
21	Roy Oswalt R. Oswalt	163	.615	102	365	341	3.36	1,852	20	8	0	2245.1	2,199	838	897	197	520	80	7	34	9,301	30	7.42	2.08	3.56	0.79	19.9	5.6	1.21	.301	3.60	79	3.36	78	8.81	236.2
22	Ramon Martinez R. Martinez	128	.612	81	277	276	3.69	1,315	35	18	0	1761.1	1,585	722	824	159	732	61	1	39	7,514	31	6.72	3.74	1.80	0.81	17.5	9.7	1.32	.272	4.21	95	4.03	101	8.10	-12.3
23	Cliff Lee C. Lee	143	.611	91	328	324	3.52	1,824	29	12	0	2156.2	2,116	843	923	223	464	50	1	12	8,917	41	7.61	1.94	3.93	0.93	20.5	5.2	1.20	.298	3.85	84	3.44	82	8.83	168.2
24	Adam Wainwright A. Wainwright	200	.610	128	478	411	3.53	2,202	28	11	3	2668.1	2,577	1,047	1,117	233	736	81	13	40	11,116	51	7.43	2.48	2.99	0.79	19.8	6.6	1.24	.298	3.77	88	3.53	87	8.69	152.8
25	Michael Wacha M. Wacha	103	.609	66	287	266	3.86	1,327	2	2	0	1506.1	1,451	646	689	181	474	38	4	18	6,343	41	7.93	2.83	2.80	1.08	20.9	7.5	1.28	.294	4.12	96	3.97	98	8.67	12.9