most wins after first 21 games to start this season

Casey Mize and Freddy Peralta were tied for the most wins in starts in their first 21 games in 2025, with 12 wins.

Interpreted as:

most wins after first 21 games to start by a player this season

	NAME	W	GS	SEASON	TM	L	W%	G	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	Casey Mize C. Mize	12	21	2025	DET	4	.750	21	3.63	103	0	0	0	111.2	110	45	49	16	29	3	0	1	469	2	8.30	2.34	3.55	1.29	22.0	6.2	1.24	.296	3.95	8.87
2	Freddy Peralta F. Peralta	12	21	2025	MIL	4	.750	21	2.85	122	0	0	0	116.2	86	37	38	13	40	7	0	0	479	4	9.41	3.09	3.05	1.00	25.5	8.4	1.08	.246	2.93	6.63
3	Chris Bassitt C. Bassitt	11	21	2025	TOR	4	.733	21	3.91	116	1	0	0	119.2	128	52	55	16	29	10	0	0	515	3	8.72	2.18	4.00	1.20	22.5	5.6	1.31	.326	4.14	9.63
4	Matthew Boyd M. Boyd	11	21	2025	CHC	4	.733	21	2.47	110	0	0	0	123.2	102	34	39	11	29	5	0	0	490	1	8.01	2.11	3.79	0.80	22.4	5.9	1.06	.272	2.84	7.42
5	Max Fried M. Fried	11	21	2025	NYY	4	.733	21	2.62	116	0	0	0	127.1	102	37	46	9	30	7	0	0	515	7	8.20	2.12	3.87	0.64	22.5	5.8	1.04	.263	3.25	7.21
6	Nathan Eovaldi N. Eovaldi	11	21	2025	TEX	3	.786	21	1.76	120	1	1	0	123.0	86	24	27	10	21	7	0	1	471	6	8.78	1.54	5.71	0.73	25.5	4.5	0.87	.243	1.98	6.29
7	Framber Valdez F. Valdez	11	21	2025	HOU	4	.733	21	2.62	141	2	0	0	134.0	105	39	40	8	44	5	0	0	542	6	9.47	2.96	3.20	0.54	26.0	8.1	1.11	.282	2.69	7.05
8	Garrett Crochet G. Crochet	11	21	2025	BOS	4	.733	21	2.19	165	1	1	0	135.1	108	33	36	10	36	0	0	0	539	5	10.97	2.39	4.58	0.67	30.6	6.7	1.06	.299	2.39	7.18
9	Clayton Kershaw C. Kershaw	10	21	2025	LAD	2	.833	21	3.55	77	0	0	0	106.1	98	42	46	8	34	2	0	0	439	4	6.52	2.88	2.26	0.68	17.5	7.7	1.24	.283	3.89	8.29
10	Cade Horton C. Horton	10	21	2025	CHC	4	.714	21	2.51	90	0	0	0	111.0	89	31	36	8	33	5	0	0	447	0	7.30	2.68	2.73	0.65	20.1	7.4	1.10	.260	2.92	7.22
11	Ranger Suárez R. Suárez	10	21	2025	PHI	6	.625	21	3.02	124	0	0	0	131.0	123	44	45	10	30	6	0	0	537	0	8.52	2.06	4.13	0.69	23.1	5.6	1.17	.308	3.09	8.45
12	Jose Quintana J. Quintana	10	21	2025	MIL	5	.667	21	3.69	77	0	0	0	114.2	105	47	54	16	43	5	0	0	486	1	6.04	3.38	1.79	1.26	15.8	8.8	1.29	.258	4.24	8.24
13	Jacob deGrom J. deGrom	10	21	2025	TEX	3	.769	21	2.55	130	0	0	0	123.2	88	35	35	16	26	2	0	0	477	1	9.46	1.89	5.00	1.16	27.3	5.5	0.92	.238	2.55	6.40
14	Nick Pivetta N. Pivetta	10	21	2025	SDP	3	.769	21	2.81	131	0	0	0	121.2	88	38	42	13	32	2	0	1	482	1	9.69	2.37	4.09	0.96	27.2	6.6	0.99	.247	3.11	6.51
15	Joe Ryan J. Ryan	10	21	2025	MIN	5	.667	21	2.72	137	0	0	0	122.1	90	37	39	13	23	10	0	0	479	0	10.08	1.69	5.96	0.96	28.6	4.8	0.92	.260	2.87	6.62
16	Brandon Pfaadt B. Pfaadt	10	21	2025	AZ	6	.625	21	4.76	95	0	0	0	111.2	116	59	62	17	25	10	0	1	480	2	7.66	2.01	3.80	1.37	19.8	5.2	1.26	.297	5.00	9.35
17	Jameson Taillon J. Taillon	10	21	2025	CHC	6	.625	21	3.93	86	0	0	0	116.2	102	51	52	23	25	0	0	0	471	1	6.63	1.93	3.44	1.77	18.3	5.3	1.09	.234	4.01	7.87
18	Jeffrey Springs J. Springs	10	21	2025	ATH	6	.625	21	3.97	87	0	0	0	113.1	97	50	59	19	38	2	0	0	472	0	6.91	3.02	2.29	1.51	18.4	8.1	1.19	.239	4.69	7.70
19	Sonny Gray S. Gray	10	21	2025	STL	4	.714	21	4.33	128	1	1	0	116.1	120	56	60	14	19	3	0	0	480	1	9.90	1.47	6.74	1.08	26.7	4.0	1.19	.335	4.64	9.28
20	Carlos Rodón C. Rodón	10	21	2025	NYY	7	.588	21	3.10	139	0	0	0	124.2	85	43	49	15	46	4	0	0	505	4	10.03	3.32	3.02	1.08	27.5	9.1	1.05	.233	3.54	6.14
21	Tarik Skubal T. Skubal	10	21	2025	DET	3	.769	21	2.09	171	1	1	0	133.2	93	31	31	9	19	4	0	0	506	1	11.51	1.28	9.00	0.61	33.8	3.8	0.84	.277	2.09	6.26
22	George Kirby G. Kirby	9	21	2025	SEA	7	.563	21	4.46	120	0	0	0	115.0	113	57	58	14	28	6	0	0	482	3	9.39	2.19	4.29	1.10	24.9	5.8	1.23	.315	4.54	8.84
23	Lucas Giolito L. Giolito	9	21	2025	BOS	2	.818	21	3.47	99	0	0	0	119.1	108	46	50	16	38	1	0	0	495	3	7.47	2.87	2.61	1.21	20.0	7.7	1.22	.270	3.77	8.15
24	Quinn Priester Q. Priester	9	21	2025	MIL	2	.818	21	2.83	98	0	0	0	114.2	108	36	40	12	36	5	0	0	477	2	7.69	2.83	2.72	0.94	20.5	7.5	1.26	.294	3.14	8.48
25	Cristopher Sánchez C. Sánchez	9	21	2025	PHI	3	.750	21	2.55	139	1	0	0	130.2	110	37	38	10	33	6	0	0	529	5	9.57	2.27	4.21	0.69	26.3	6.2	1.09	.293	2.62	7.58