worst winning percentage by a pitcher with 100 or more wins

Si Johnson has the lowest career win percentage when winning 100+ games, at .380.

	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	Si Johnson S. Johnson	101	.380	165	492	272	4.09	840	108	13	15	2281.1	2,510	1,036	1,226	121	687	36	115		9,903	26	3.31	2.71	1.22	0.48	8.5	6.9	1.40	.291	4.84	109	3.77	99	9.90	8.4
2	Stump Wiedman S. Wiedman	101	.393	156	279	269	3.61	910	249	13	2	2318.1	2,594	929	1,536	62	459	12	10		10,144	102	3.53	1.78	1.98	0.24	9.0	4.5	1.32	.291	5.96	114	3.19	99	10.07	7.4
3	Sid Hudson S. Hudson	104	.406	152	380	279	4.28	734	123	11	13	2181.0	2,384	1,036	1,212	136	835	48	67		9,593	28	3.03	3.45	0.88	0.56	7.7	8.7	1.48	.287	5.00	107	3.91	99	9.84	9.4
4	Pedro Ramos P. Ramos	117	.422	160	582	268	4.08	1,305	73	13	54	2355.2	2,364	1,068	1,210	316	724	68	182	76	10,048	32	4.99	2.77	1.80	1.21	13.0	7.2	1.31	.268	4.62	106	4.16	107	9.03	-66.8
5	Don Cardwell D. Cardwell	102	.425	138	410	301	3.92	1,211	72	17	7	2123.0	2,009	924	1,044	225	671	98	44	80	8,949	69	5.13	2.84	1.80	0.95	13.5	7.5	1.26	.265	4.43	106	3.84	108	8.52	-60.6
6	Willie Sudhoff W. Sudhoff	102	.430	135	278	239	3.60	516	199	10	3	2075.1	2,173	830	1,141	62	603	125	38		8,810	30	2.24	2.62	0.86	0.27	5.9	6.8	1.34	.281	4.95	112	3.70	115	9.42	-115.3
7	Mike Morgan M. Morgan	141	.431	186	597	411	4.23	1,403	46	10	8	2772.1	2,943	1,303	1,431	270	938	73	56	77	11,872	105	4.55	3.05	1.50	0.88	11.8	7.9	1.40	.291	4.65	102	4.26	103	9.55	-36.8
8	Tom Hughes T. Hughes	132	.431	174	399	313	3.09	1,368	227	25	15	2644.0	2,610	909	1,292	52	853	102	73		11,009	83	4.66	2.90	1.60	0.18	12.4	7.7	1.31	.296	4.40	109	2.85	102	8.88	-18.7
9	Rick Honeycutt R. Honeycutt	109	.433	143	797	268	3.72	1,038	47	11	38	2160.0	2,183	893	1,034	185	657	50	118	81	9,141	45	4.33	2.74	1.58	0.77	11.4	7.2	1.31	.277	4.31	96	3.89	99	9.10	10
10	Bob Smith B. Smith	106	.433	139	435	229	3.94	618	128	16	41	2246.1	2,472	983	1,139	132	670	18	157		9,651	11	2.48	2.68	0.92	0.53	6.4	6.9	1.40	.285	4.56	101	4.22	106	9.90	-74
11	Ken Raffensberger K. Raffensberger	119	.436	154	396	282	3.60	806	133	31	16	2151.2	2,257	860	993	191	449	19	66		9,051	10	3.37	1.88	1.80	0.80	8.9	5.0	1.26	.272	4.15	92	3.59	91	9.44	81.3
12	Earl Hamilton E. Hamilton	115	.439	147	410	262	3.16	790	140	16	13	2342.2	2,319	822	1,075	43	773	70	97		9,745	50	3.04	2.97	1.02	0.17	8.1	7.9	1.32	.282	4.13	99	3.31	104	8.91	-30.3
13	Ray Benge R. Benge	101	.439	129	346	248	4.52	655	102	12	19	1875.1	2,177	941	1,108	132	598	30	65		8,278	14	3.14	2.87	1.10	0.63	7.9	7.2	1.48	.298	5.32	105	4.32	99	10.45	17.3
14	Vern Kennedy V. Kennedy	104	.441	132	344	263	4.67	691	127	7	6	2025.2	2,173	1,052	1,202	130	1,049	24	56		9,055	54	3.07	4.66	0.66	0.58	7.6	11.6	1.59	.285	5.34	107	4.60	108	9.65	-72.9
15	Patrick Corbin P. Corbin	106	.442	134	351	333	4.49	1,767	6	2	2	1940.1	2,064	969	1,043	272	595	49	9	23	8,345	63	8.20	2.76	2.97	1.26	21.2	7.1	1.37	.316	4.84	107	4.14	99	9.57	4.9
16	Ron Kline R. Kline	114	.442	144	736	203	3.75	989	44	8	108	2078.0	2,113	866	991	217	731	33	338	118	8,868	59	4.28	3.17	1.35	0.94	11.2	8.2	1.37	.275	4.29	99	3.99	105	9.15	-45.7
17	Jimmy Ring J. Ring	118	.442	149	389	294	4.13	833	154	9	11	2357.1	2,551	1,082	1,329	105	953	30	56		10,330	88	3.18	3.64	0.87	0.40	8.1	9.2	1.49	.291	5.07	106	3.99	102	9.74	-1.3
18	Bob Groom B. Groom	119	.442	150	367	288	3.10	1,159	157	22	13	2336.1	2,205	806	1,068	49	783	55	47		9,501	59	4.46	3.02	1.48	0.19	12.2	8.2	1.28	.289	4.11	107	2.83	100	8.49	7.4
19	Edwin Jackson E. Jackson	107	.446	133	412	318	4.78	1,508	5	3	1	1960.0	2,094	1,040	1,135	249	779	39	30	39	8,569	108	6.92	3.58	1.94	1.14	17.6	9.1	1.47	.308	5.21	116	4.47	108	9.62	-74.1
20	Bob Harmon B. Harmon	107	.446	133	321	240	3.33	634	143	15	12	2054.0	1,966	761	957	44	762	38	61		8,526	39	2.78	3.34	0.83	0.19	7.4	8.9	1.33	.273	4.19	112	3.34	110	8.61	-71.8
21	Win Mercer W. Mercer	132	.446	164	335	300	3.98	532	253	11	10	2484.2	3,081	1,098	1,753	64	755	144	34		11,106	43	1.93	2.73	0.70	0.23	4.8	6.8	1.54	.314	6.35	96	4.18	99	11.16	13.6
22	Ray Burris R. Burris	108	.446	134	480	302	4.17	1,065	47	10	4	2188.2	2,310	1,015	1,133	221	764	54	65	76	9,441	69	4.38	3.14	1.39	0.91	11.3	8.1	1.40	.285	4.66	108	4.13	109	9.50	-77.6
23	Randy Jones R. Jones	100	.448	123	305	285	3.42	735	73	19	2	1933.0	1,915	735	875	129	503	18	11	88	8,069	19	3.42	2.34	1.46	0.60	9.1	6.2	1.25	.267	4.07	99	3.55	101	8.92	-11
24	Ned Garver N. Garver	129	.451	157	402	330	3.73	881	153	18	12	2477.1	2,471	1,027	1,184	213	881	41	40	25	10,584	49	3.20	3.20	1.00	0.77	8.3	8.3	1.35	.264	4.30	90	4.02	97	8.98	34.8
25	Chuck Stobbs C. Stobbs	107	.451	130	459	238	4.29	897	65	7	19	1920.1	2,003	916	1,030	184	735	35	105	30	8,378	30	4.20	3.44	1.22	0.86	10.7	8.8	1.43	.279	4.83	106	3.98	98	9.39	15.6