Gavin Williams gave up the most walks by an active pitcher this season, with 83 allowed.

Interpreted as:

most walks with a minimum of 0.5 IP per team game amongst active pitchers this regular season

	NAME	BB	SEASON	TM	G	W	L	W%	GS	ERA	SO	CG	SHO	SV	IP	H	ER	R	HR	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	Gavin Williams G. Williams	83	2025	CLE	31	12	5	.706	31	3.06	173	0	0	0	167.2	130	57	62	23	3	0	0	704	9	9.29	4.46	2.08	1.23	24.6	11.8	1.27	.254	3.33	76	4.39	106	6.98	-4.9
2	José Soriano J. Soriano	78	2025	LAA	31	10	11	.476	31	4.26	152	0	0	0	169.0	158	80	89	12	5	0	0	724	8	8.09	4.15	1.95	0.64	21.0	10.8	1.40	.306	4.74	102	3.73	87	8.41	10.6
3	Yusei Kikuchi Y. Kikuchi	74	2025	LAA	33	7	11	.389	33	3.99	174	0	0	0	178.1	180	79	87	24	3	0	3	772	8	8.78	3.73	2.35	1.21	22.5	9.6	1.42	.314	4.39	96	4.22	98	9.08	1.6
4	Robbie Ray R. Ray	73	2025	SFG	32	11	8	.579	32	3.65	186	1	0	0	182.1	148	74	81	22	4	0	0	755	7	9.18	3.60	2.55	1.09	24.6	9.7	1.21	.268	4.00	89	3.92	99	7.31	0.6
5	Carlos Rodón C. Rodón	73	2025	NYY	33	18	9	.667	33	3.09	203	0	0	0	195.1	132	67	74	22	9	0	0	789	4	9.35	3.36	2.78	1.01	25.7	9.3	1.05	.228	3.41	76	3.77	88	6.08	11.3
6	Charlie Morton C. Morton	72	2025	TOT	33	9	11	.450	27	5.83	149	0	0	0	142.0	152	92	94	23	14	1	2	654	3	9.44	4.56	2.07	1.46	22.8	11.0	1.58	.326	5.96	145	4.95	121	9.63	-13.8
7	Dylan Cease D. Cease	71	2025	SDP	32	8	12	.400	32	4.55	215	0	0	0	168.0	152	85	91	21	5	0	2	722	5	11.52	3.80	3.03	1.13	29.8	9.8	1.33	.320	4.88	113	3.55	87	8.14	10.1
8	Framber Valdez F. Valdez	68	2025	HOU	31	13	11	.542	31	3.66	187	2	0	0	192.0	171	78	82	15	7	0	0	802	12	8.77	3.19	2.75	0.70	23.3	8.5	1.24	.297	3.84	90	3.37	82	8.02	16.3
9	Jack Leiter J. Leiter	67	2025	TEX	29	10	10	.500	29	3.86	148	0	0	0	151.2	127	65	69	18	5	0	0	646	10	8.78	3.98	2.21	1.07	22.9	10.4	1.28	.267	4.09	94	4.14	97	7.54	2
10	Clay Holmes C. Holmes	66	2025	NYM	33	12	8	.600	31	3.53	129	0	0	0	165.2	150	65	74	14	13	0	0	708	6	7.01	3.59	1.95	0.76	18.2	9.3	1.30	.280	4.02	87	4.10	100	8.15	-0.2
11	Freddy Peralta F. Peralta	66	2025	MIL	33	17	6	.739	33	2.70	204	0	0	0	176.2	124	53	54	21	9	0	0	723	4	10.39	3.36	3.09	1.07	28.2	9.1	1.08	.243	2.75	64	3.64	87	6.32	10.5
12	Zac Gallen Z. Gallen	66	2025	AZ	33	13	15	.464	33	4.83	175	0	0	0	192.0	176	103	109	31	4	0	1	813	2	8.20	3.09	2.65	1.45	21.5	8.1	1.26	.270	5.11	113	4.50	112	8.25	-11
13	David Peterson D. Peterson	65	2025	NYM	30	9	6	.600	30	4.22	150	1	1	0	168.2	166	79	84	11	7	0	1	723	3	8.00	3.47	2.31	0.59	20.7	9.0	1.37	.316	4.48	104	3.48	85	8.86	11.5
14	Will Warren W. Warren	65	2025	NYY	33	9	8	.529	33	4.44	171	0	0	0	162.1	158	80	90	22	4	0	0	711	2	9.48	3.60	2.63	1.22	24.1	9.1	1.37	.303	4.99	109	4.06	94	8.76	4.4
15	MacKenzie Gore M. Gore	64	2025	WSH	30	5	15	.250	30	4.17	185	0	0	0	159.2	152	74	75	20	5	0	0	680	12	10.43	3.61	2.89	1.13	27.2	9.4	1.35	.325	4.23	100	3.74	90	8.57	7.7
16	Shane Baz S. Baz	64	2025	TBR	31	10	12	.455	31	4.87	176	0	0	0	166.1	158	90	91	26	9	0	0	711	3	9.52	3.46	2.75	1.41	24.8	9.0	1.33	.303	4.92	124	4.36	108	8.55	-6.2
17	Sean Burke S. Burke	63	2025	CWS	28	4	11	.267	22	4.29	133	0	0	0	134.1	132	64	76	23	6	0	0	596	2	8.91	4.22	2.11	1.54	22.3	10.6	1.45	.294	5.09	104	4.91	114	8.84	-8.8
18	Jake Irvin J. Irvin	62	2025	WSH	33	9	13	.409	33	5.70	124	0	0	0	180.0	195	114	120	38	6	0	0	787	3	6.20	3.10	2.00	1.90	15.8	7.9	1.43	.282	6.00	137	5.63	135	9.75	-28.7
19	Logan Allen L. Allen	62	2025	CLE	30	8	11	.421	29	4.25	122	0	0	0	156.2	157	74	84	18	6	0	1	676	4	7.01	3.56	1.97	1.03	18.0	9.2	1.40	.297	4.83	105	4.37	106	9.02	-4.2
20	Andre Pallante A. Pallante	62	2025	STL	31	6	15	.286	31	5.31	111	0	0	0	162.2	173	96	109	21	5	0	0	715	12	6.14	3.43	1.79	1.16	15.5	8.7	1.44	.295	6.03	129	4.68	116	9.57	-11.7
21	Walker Buehler W. Buehler	61	2025	TOT	26	10	7	.588	24	4.93	92	0	0	0	126.0	130	69	73	22	11	1	0	565	0	6.57	4.36	1.51	1.57	16.3	10.8	1.52	.285	5.21	114	5.65	134	9.29	-19.9
22	Ryan Pepiot R. Pepiot	61	2025	TBR	31	11	12	.478	31	3.86	167	0	0	0	167.2	134	72	77	26	6	0	0	679	5	8.96	3.27	2.74	1.40	24.6	9.0	1.16	.258	4.13	98	4.35	108	7.19	-6.1
23	Eduardo Rodriguez E. Rodriguez	60	2025	AZ	29	9	9	.500	29	5.02	143	0	0	0	154.1	178	86	94	25	1	0	2	694	4	8.34	3.50	2.38	1.46	20.6	8.6	1.54	.329	5.48	118	4.57	114	10.38	-10.1
24	Brady Singer B. Singer	60	2025	CIN	32	14	12	.538	32	4.03	163	0	0	0	169.2	150	76	80	19	14	0	0	716	3	8.65	3.18	2.72	1.01	22.8	8.4	1.24	.285	4.24	90	3.97	91	7.96	7.7
25	Jack Flaherty J. Flaherty	59	2025	DET	31	8	15	.348	31	4.64	188	0	0	0	161.0	147	83	85	23	5	0	1	681	4	10.51	3.30	3.19	1.29	27.6	8.7	1.28	.305	4.75	115	3.84	93	8.22	5.1