highest win percentage by a player all-time including playoffs mlb

50 pitchers are tied for the best career win percentage in the regular-season and playoffs, at 1.000. The first three are Ryan Rolison, Braydon Fisher and Dylan Smith.

	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	Ryan Rolison R. Rolison	1.000	1	0	31	1	7.02	25	0	0	0	42.1	55	33	35	11	20	0	10	0	193	1	5.31	4.25	1.25	2.34	13.0	10.4	1.77	.321	7.44	147	6.74	155	11.69	-10.7
2	Braydon Fisher B. Fisher	1.000	7	0	60	1	3.16	72	0	0	0	57.0	41	20	20	6	23	3	13	2	234	0	11.37	3.63	3.13	0.95	30.8	9.8	1.12	.269	3.16	59	2.64	63	6.47	6.5
3	Dylan Smith D. Smith	1.000	1	0	7	0	1.38	4	0	0	0	13.0	6	2	2	0	5	3	5	0	48	0	2.77	3.46	0.80	0.00	8.3	10.4	0.85	.167	1.38	34	4.36	106	4.15	-0.3
4	Zak Kent Z. Kent	1.000	1	0	12	0	4.58	16	0	0	0	17.2	17	9	10	1	8	1	11	0	76	3	8.15	4.08	2.00	0.51	21.1	10.5	1.42	.320	5.09	113	3.58	87	8.66	1.1
5	Hunter Barco H. Barco	1.000	1	0	2	0	0.00	3	0	0	0	3.0	3	0	0	0	0	0	0	0	12	0	9.00	0.00		0.00	25.0	0.0	1.00	.333	0.00	0	1.13	27	9.00	1
6	Logan Henderson L. Henderson	1.000	3	0	5	5	1.78	33	0	0	0	25.1	17	5	5	3	8	0	0	0	99	0	11.72	2.84	4.13	1.07	33.3	8.1	0.99	.255	1.78	42	3.01	72	6.04	3.3
7	Matt Svanson M. Svanson	1.000	4	0	39	0	1.94	68	0	0	0	60.1	33	13	14	3	20	4	10	0	234	1	10.14	2.98	3.40	0.45	29.1	8.5	0.88	.216	2.09	47	2.71	67	4.92	9.1
8	Andre Granillo A. Granillo	1.000	1	0	14	0	4.71	18	0	0	1	21.0	22	11	11	3	7	1	6	0	91	2	7.71	3.00	2.57	1.29	19.8	7.7	1.38	.306	4.71	114	4.41	109	9.43	-0.9
9	Wikelman González W. González	1.000	1	0	16	0	2.66	25	0	0	0	20.1	13	6	9	1	12	0	6	0	87	0	11.07	5.31	2.08	0.44	28.7	13.8	1.23	.245	3.98	64	3.08	72	5.75	2.7
10	Luis Mey L. Mey	1.000	2	0	23	0	3.43	21	0	0	0	21.0	17	8	8	3	17	1	7	0	96	2	9.00	7.29	1.24	1.29	21.9	17.7	1.62	.259	3.43	77	5.56	127	7.29	-2.5
11	Michael Darrell-Hicks M. Darrell-Hicks	1.000	1	0	7	0	7.45	8	0	0	0	9.2	10	8	8	1	4	1	2	0	43	2	7.45	3.72	2.00	0.93	18.6	9.3	1.45	.310	7.45	179	4.37	102	9.31	-0.1
12	Sauryn Lao S. Lao	1.000	1	0	8	0	4.91	9	0	0	0	11.0	14	6	7	2	2	1	2	0	49	0	7.36	1.64	4.50	1.64	18.4	4.1	1.45	.343	5.73	123	4.67	114	11.45	-0.7
13	Bradgley Rodriguez B. Rodriguez	1.000	1	0	7	0	1.17	9	0	0	0	7.2	4	1	1	0	3	3	3	1	31	0	10.57	3.52	3.00	0.00	29.0	9.7	0.91	.250	1.17	29	3.13	76	4.70	0.8
14	Brian Van Belle B. Van Belle	1.000	1	0	4	0	5.40	6	0	0	0	8.1	13	5	5	2	0	0	2	0	36	1	6.48	0.00		2.16	16.7	0.0	1.56	.393	5.40	138	4.81	119	14.04	-0.7
15	Eduarniel Núñez E. Núñez	1.000	1	0	10	0	7.11	11	0	0	0	12.2	13	10	10	2	11	3	3	0	60	2	7.82	7.82	1.00	1.42	18.3	18.3	1.89	.333	7.11	174	6.76	164	9.24	-3.7
16	Dugan Darnell D. Darnell	1.000	1	0	9	0	3.86	5	0	0	0	11.2	10	5	5	1	7	0	4	0	48	0	3.86	5.40	0.71	0.77	10.4	14.6	1.46	.257	3.86	81	5.19	120	7.71	-1
17	Ricky Vanasco R. Vanasco	1.000	1	0	4	0	6.75	1	0	0	0	4.0	3	3	3	0	0	0	1	0	15	0	2.25	0.00		0.00	6.7	0.0	0.75	.214	6.75	167	2.66	65	6.75	0.6
18	Daniel Robert D. Robert	1.000	1	0	19	0	3.86	21	0	0	0	18.2	17	8	9	3	12	2	5	0	85	0	10.13	5.79	1.75	1.45	24.7	14.1	1.55	.298	4.34	93	5.23	124	8.20	-2.1
19	Jeff Criswell J. Criswell	1.000	1	0	13	0	2.75	27	0	0	0	19.2	20	6	6	4	9	1	1	0	87	0	12.36	4.12	3.00	1.83	31.0	10.3	1.47	.348	2.75	59	4.58	108	9.15	-0.6
20	Blake Walston B. Walston	1.000	1	0	7	2	4.42	18	0	0	0	18.1	16	9	12	4	10	3	3	0	83	0	8.84	4.91	1.80	1.96	21.7	12.0	1.42	.250	5.89	106	6.16	157	7.85	-4.7
21	Trevor McDonald T. McDonald	1.000	1	0	4	2	1.50	15	0	0	0	18.0	13	3	6	1	3	0	1	0	70	1	7.50	1.50	5.00	0.50	21.4	4.3	0.89	.235	3.00	37	2.69	68	6.50	2.6
22	Nick Avila N. Avila	1.000	1	0	8	0	8.49	14	0	0	0	11.2	17	11	12	2	3	0	4	0	55	0	10.80	2.31	4.67	1.54	25.5	5.5	1.71	.417	9.26	212	3.76	97	13.11	0.2
23	Dedniel Núñez D. Núñez	1.000	2	0	35	0	2.82	59	0	0	1	44.2	30	14	16	4	14	0	6	1	176	2	11.89	2.82	4.21	0.81	33.5	8.0	0.99	.263	3.22	71	2.62	65	6.04	7.1
24	River Ryan R. Ryan	1.000	1	0	4	4	1.33	18	0	0	0	20.1	15	3	4	1	9	0	0	0	81	0	7.97	3.98	2.00	0.44	22.2	11.1	1.18	.264	1.77	33	3.36	81	6.64	1.7
25	Yosver Zulueta Y. Zulueta	1.000	1	0	19	0	5.32	25	0	0	0	23.2	20	14	15	3	11	1	11	0	101	2	9.51	4.18	2.27	1.14	24.8	10.9	1.31	.279	5.70	121	4.21	97	7.61	0.4