Since 2020, 4 pitchers are tied for the most wins in the postseason, with 7 wins. The first three are Yoshinobu Yamamoto, Nathan Eovaldi and Blake Snell.

Interpreted as:

MLB most playoff wins by a player since 2020

	NAME	W	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	H/9
1	Yoshinobu Yamamoto Y. Yamamoto	7	1	.875	10	9	2.25	48	2	0	0	56.0	35	14	16	5	12	4	1	0	218	1	7.71	1.93	4.00	0.80	22.0	5.5	0.84	.201	2.57	5.63
2	Nathan Eovaldi N. Eovaldi	7	2	.778	11	10	3.61	66	0	0	0	57.1	50	23	23	5	15	1	0	3	240	0	10.36	2.35	4.40	0.78	27.5	6.3	1.13	.294	3.61	7.85
3	Blake Snell B. Snell	7	4	.636	15	14	3.38	95	0	0	0	77.1	55	29	29	9	36	1	0	0	311	5	11.06	4.19	2.64	1.05	30.5	11.6	1.18	.271	3.38	6.40
4	Framber Valdez F. Valdez	7	6	.538	17	16	4.34	95	0	0	0	85.0	82	41	45	14	34	4	1	0	360	0	10.06	3.60	2.79	1.48	26.4	9.4	1.36	.319	4.76	8.68
5	Julio Urías J. Urías	6	1	.857	11	5	3.14	50	0	0	1	43.0	32	15	16	8	7	0	2	1	168	2	10.47	1.47	7.14	1.67	29.8	4.2	0.91	.233	3.35	6.70
6	Cristian Javier C. Javier	6	2	.750	17	5	2.68	60	0	0	0	43.2	22	13	13	7	23	3	0	0	177	1	12.37	4.74	2.61	1.44	33.9	13.0	1.03	.179	2.68	4.53
7	Aaron Nola A. Nola	5	4	.556	11	11	3.88	61	0	0	0	55.2	53	24	25	8	11	3	0	0	231	0	9.86	1.78	5.55	1.29	26.4	4.8	1.15	.304	4.04	8.57
8	Gerrit Cole G. Cole	5	2	.714	12	12	2.93	78	0	0	0	67.2	59	22	30	10	20	3	0	1	287	1	10.37	2.66	3.90	1.33	27.2	7.0	1.17	.278	3.99	7.85
9	Seranthony Domínguez S. Domínguez	4	0	1.000	29	0	1.86	37	0	0	1	29.0	18	6	7	2	15	1	7	0	121	5	11.48	4.66	2.47	0.62	30.6	12.4	1.14	.242	2.17	5.59
10	Ranger Suárez R. Suárez	4	1	.800	11	8	1.48	44	0	0	1	42.2	32	7	8	3	13	1	1	0	173	0	9.28	2.74	3.38	0.63	25.4	7.5	1.05	.259	1.69	6.75
11	Zack Wheeler Z. Wheeler	4	3	.571	12	11	2.18	77	0	0	0	70.1	37	17	19	5	14	5	0	0	264	1	9.85	1.79	5.50	0.64	29.2	5.3	0.73	.196	2.43	4.73
12	Clayton Kershaw C. Kershaw	4	2	.667	9	7	5.40	43	0	0	0	38.1	41	23	24	8	9	0	0	1	158	1	10.10	2.11	4.78	1.88	27.2	5.7	1.30	.337	5.63	9.63
13	Tyler Matzek T. Matzek	4	0	1.000	20	0	1.48	38	0	0	0	24.1	16	4	4	1	7	0	1	1	94	1	14.05	2.59	5.43	0.37	40.4	7.4	0.95	.313	1.48	5.92
14	Will Smith W. Smith	4	1	.800	23	0	3.10	19	0	0	6	20.1	10	7	7	2	9	1	11	0	79	0	8.41	3.98	2.11	0.89	24.1	11.4	0.93	.167	3.10	4.43
15	Ryne Stanek R. Stanek	4	0	1.000	30	0	2.89	29	0	0	0	28.0	14	9	9	4	9	1	10	0	106	1	9.32	2.89	3.22	1.29	27.4	8.5	0.82	.159	2.89	4.50
16	Ian Anderson I. Anderson	4	0	1.000	8	8	1.26	40	0	0	0	35.2	20	5	5	1	17	2	0	0	145	1	10.09	4.29	2.35	0.25	27.6	11.7	1.04	.224	1.26	5.05
17	Daniel Palencia D. Palencia	3	0	1.000	6	0	3.52	3	0	0	0	7.2	5	3	3	1	2	1	0	0	29	0	3.52	2.35	1.50	1.17	10.3	6.9	0.91	.182	3.52	5.87
18	Trey Yesavage T. Yesavage	3	1	.750	6	5	3.58	39	0	0	0	27.2	18	11	11	4	11	2	0	1	109	1	12.69	3.58	3.55	1.30	35.8	10.1	1.05	.264	3.58	5.86
19	Merrill Kelly M. Kelly	3	1	.750	4	4	2.25	28	0	0	0	24.0	12	6	6	4	8	0	0	0	91	0	10.50	3.00	3.50	1.50	30.8	8.8	0.83	.157	2.25	4.50
20	Justin Verlander J. Verlander	3	1	.750	7	7	4.46	39	0	0	0	38.1	39	19	19	6	14	2	0	0	166	0	9.16	3.29	2.79	1.41	23.5	8.4	1.38	.314	4.46	9.16
21	Clay Holmes C. Holmes	3	1	.750	19	0	1.35	20	0	0	0	20.0	11	3	3	1	7	2	3	0	76	0	9.00	3.15	2.86	0.45	26.3	9.2	0.90	.217	1.35	4.95
22	Evan Phillips E. Phillips	3	0	1.000	12	0	0.00	21	0	0	0	15.1	7	0	0	0	7	1	3	1	61	0	12.33	4.11	3.00	0.00	34.4	11.5	0.91	.219	0.00	4.11
23	Walker Buehler W. Buehler	3	3	.500	13	12	3.24	70	0	0	1	58.1	52	21	23	6	26	1	1	1	250	2	10.80	4.01	2.69	0.93	28.0	10.4	1.34	.313	3.55	8.02
24	Yu Darvish Y. Darvish	3	4	.429	8	8	2.91	37	0	0	0	46.1	35	15	15	10	11	5	0	1	182	1	7.19	2.14	3.36	1.94	20.3	6.0	0.99	.210	2.91	6.80
25	A.J. Minter	3	1	.750	18	1	3.52	33	0	0	0	23.0	16	9	9	2	7	2	1	2	94	0	12.91	2.74	4.71	0.78	35.1	7.4	1.00	.280	3.52	6.26