Matthew Liberatore has allowed the fewest walks this season, with 2 allowed.

Interpreted as:

least walks allowed with a minimum of 1 IP per team game by a player 2025

	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	Matthew Liberatore M. Liberatore	2	2025	STL	5	2	2	.500	5	3.19	28	0	0	0	31.0	28	11	12	1	0	0	0	121	0	8.13	0.58	14.00	0.29	23.1	1.7	0.97	.300	3.48	79	1.88	48	8.13	7.1
2	Nathan Eovaldi N. Eovaldi	3	2025	TEX	6	2	2	.500	6	2.21	38	1	1	0	36.2	24	9	11	3	4	0	0	140	2	9.33	0.74	12.67	0.74	27.1	2.1	0.74	.228	2.70	56	2.64	64	5.89	6
3	Kyle Freeland K. Freeland	4	2025	COL	6	0	4	.000	6	5.93	23	0	0	0	30.1	40	20	22	2	1	0	0	135	0	6.82	1.19	5.75	0.59	17.0	3.0	1.45	.362	6.53	127	2.91	70	11.87	4.2
4	Joe Ryan J. Ryan	4	2025	MIN	6	2	2	.500	6	3.18	39	0	0	0	34.0	27	12	12	5	5	0	0	134	0	10.32	1.06	9.75	1.32	29.1	3.0	0.91	.272	3.18	81	3.49	86	7.15	2.2
5	Paul Skenes P. Skenes	4	2025	PIT	6	3	2	.600	6	2.39	39	0	0	0	37.2	26	10	12	1	1	0	0	142	1	9.32	0.96	9.75	0.24	27.5	2.8	0.80	.258	2.87	57	1.75	44	6.21	9.4
6	Antonio Senzatela A. Senzatela	5	2025	COL	6	1	4	.200	6	5.22	13	0	0	0	29.1	50	17	19	7	1	0	0	137	0	3.99	1.53	2.60	2.15	9.5	3.6	1.88	.387	5.83	112	5.91	141	15.34	-5.3
7	Nick Lodolo N. Lodolo	5	2025	CIN	6	3	2	.600	6	2.25	27	0	0	0	36.0	26	9	10	4	4	0	0	143	0	6.75	1.25	5.40	1.00	18.9	3.5	0.86	.214	2.50	51	3.77	89	6.50	1.8
8	Tarik Skubal T. Skubal	5	2025	DET	6	3	2	.600	6	2.34	40	0	0	0	34.2	31	9	9	3	1	0	0	139	0	10.38	1.30	8.00	0.78	28.8	3.6	1.04	.311	2.34	60	2.41	60	8.05	6.2
9	Hunter Greene H. Greene	6	2025	CIN	6	3	2	.600	6	2.70	43	0	0	0	36.2	25	11	11	6	2	0	0	143	2	10.55	1.47	7.17	1.47	30.1	4.2	0.85	.221	2.70	62	3.51	83	6.14	2.8
10	JP Sears	6	2025	ATH	6	4	2	.667	6	2.94	30	0	0	0	33.2	30	11	11	4	2	0	0	138	0	8.02	1.60	5.00	1.07	21.7	4.3	1.07	.271	2.94	78	3.55	90	8.02	1.5
11	Logan Gilbert L. Gilbert	6	2025	SEA	6	1	1	.500	6	2.37	44	0	0	0	30.1	18	8	8	3	1	0	0	117	2	13.05	1.78	7.33	0.89	37.6	5.1	0.79	.238	2.37	64	2.15	55	5.34	6.1
12	Spencer Schwellenbach S. Schwellenbach	6	2025	ATL	6	1	2	.333	6	2.87	33	0	0	0	37.2	31	12	14	4	1	0	1	150	1	7.88	1.43	5.50	0.96	22.0	4.0	0.98	.255	3.35	69	3.26	83	7.41	2.7
13	Brandon Pfaadt B. Pfaadt	6	2025	AZ	6	5	1	.833	6	2.78	29	0	0	0	35.2	34	11	12	5	2	0	0	142	0	7.32	1.51	4.83	1.26	20.4	4.2	1.12	.290	3.03	67	3.95	102	8.58	-0.4
14	Tomoyuki Sugano T. Sugano	6	2025	BAL	6	3	1	.750	6	3.00	17	0	0	0	33.0	32	11	11	6	2	0	0	135	1	4.64	1.64	2.83	1.64	12.6	4.4	1.15	.250	3.00	78	5.14	129	8.73	-4.4
15	Chris Bassitt C. Bassitt	7	2025	TOR	6	2	2	.500	6	2.62	39	0	0	0	34.1	33	10	10	2	2	0	0	144	2	10.22	1.83	5.57	0.52	27.1	4.9	1.17	.330	2.62	67	2.35	58	8.65	6.5
16	Jacob deGrom J. deGrom	7	2025	TEX	6	1	1	.500	6	2.73	33	0	0	0	33.0	26	10	10	5	1	0	0	129	1	9.00	1.91	4.71	1.36	25.6	5.4	1.00	.253	2.73	70	3.77	91	7.09	1.4
17	Sonny Gray S. Gray	7	2025	STL	6	3	0	1.000	6	3.60	33	0	0	0	35.0	28	14	14	5	2	0	0	138	1	8.49	1.80	4.71	1.29	23.9	5.1	1.00	.253	3.60	89	3.82	98	7.20	0.3
18	Jameson Taillon J. Taillon	7	2025	CHC	6	1	1	.500	6	4.01	26	0	0	0	33.2	30	15	15	5	0	0	0	137	0	6.95	1.87	3.71	1.34	19.0	5.1	1.10	.253	4.01	100	4.09	105	8.02	-0.7
19	Bailey Ober B. Ober	7	2025	MIN	6	3	1	.750	6	4.13	25	0	0	0	32.2	37	15	15	5	1	0	0	141	1	6.89	1.93	3.57	1.38	17.7	5.0	1.35	.311	4.13	105	4.27	105	10.19	-0.8
20	Hunter Brown H. Brown	7	2025	HOU	6	4	1	.800	6	1.22	40	0	0	0	37.0	24	5	6	1	0	0	0	134	0	9.73	1.70	5.71	0.24	29.9	5.2	0.84	.267	1.46	31	1.83	46	5.84	9.1
21	Bryan Woo B. Woo	7	2025	SEA	5	3	1	.750	5	3.09	30	0	0	0	32.0	24	11	11	3	1	0	0	127	0	8.44	1.97	4.29	0.84	23.6	5.5	0.97	.244	3.09	84	3.17	81	6.75	2.6
22	Zack Littell Z. Littell	8	2025	TBR	6	1	5	.167	6	5.03	22	0	0	0	34.0	34	19	19	8	0	0	1	139	0	5.82	2.12	2.75	2.12	15.8	5.8	1.24	.257	5.03	134	5.55	141	9.00	-6.3
23	Nick Pivetta N. Pivetta	8	2025	SDP	6	5	1	.833	6	1.78	39	0	0	0	35.1	21	7	7	2	0	0	0	133	0	9.93	2.04	4.88	0.51	29.3	6.0	0.82	.226	1.78	45	2.28	58	5.35	6.6
24	Eduardo Rodriguez E. Rodriguez	8	2025	AZ	6	1	3	.250	6	6.06	35	0	0	0	32.2	39	22	25	6	0	0	0	145	2	9.64	2.20	4.38	1.65	24.1	5.5	1.44	.344	6.89	145	4.06	105	10.74	-0.7
25	Jake Irvin J. Irvin	8	2025	WSH	6	2	0	1.000	6	3.19	31	0	0	0	36.2	29	13	13	6	1	0	0	144	0	7.61	1.96	3.88	1.47	21.5	5.6	1.01	.235	3.19	78	4.25	106	7.12	-0.9