Tarik Skubal has walked the worst walks per nine innings this season, with 1.30 BB/9.

Interpreted as:

lowest bb/9 with a minimum of 1 IP per team game for a pitcher this season

	NAME	BB/9	SEASON	TM	G	W	L	W%	GS	ERA	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP	K/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	ERA-	FIP	FIP-	H/9	PRAA
1	Tarik Skubal T. Skubal	1.30	2025	DET	23	11	3	.786	23	2.35	187	1	1	0	145.1	104	38	38	12	21	4	0	0	553	2	11.58	8.90	0.74	33.8	3.8	0.86	.280	2.35	59	2.11	51	6.44	32.6
2	Zack Littell Z. Littell	1.43	2025	TOT	24	9	8	.529	24	3.60	100	1	0	0	145.0	140	58	58	27	23	5	0	1	587	3	6.21	4.35	1.68	17.0	3.9	1.12	.262	3.60	91	4.72	117	8.69	-11.3
3	Sonny Gray S. Gray	1.46	2025	STL	24	11	5	.688	24	4.06	148	1	1	0	135.1	134	61	66	17	22	3	0	0	552	1	9.84	6.73	1.13	26.8	4.0	1.15	.323	4.39	99	3.10	77	8.91	13.9
4	Bryan Woo B. Woo	1.60	2025	SEA	23	10	6	.625	23	3.08	145	0	0	0	146.0	113	50	53	22	26	3	0	0	574	2	8.94	5.58	1.36	25.3	4.5	0.95	.241	3.27	81	3.67	92	6.97	5.2
5	Nick Lodolo N. Lodolo	1.67	2025	CIN	23	8	6	.571	23	3.05	124	2	1	0	129.2	110	44	46	17	24	11	0	0	526	2	8.61	5.17	1.18	23.6	4.6	1.03	.266	3.19	69	3.70	85	7.63	9
6	Joe Ryan J. Ryan	1.70	2025	MIN	23	11	5	.688	22	2.79	146	0	0	0	132.1	97	41	43	15	25	11	0	0	517	0	9.93	5.84	1.02	28.2	4.8	0.92	.256	2.92	69	3.18	77	6.60	14.4
7	Matthew Boyd M. Boyd	1.92	2025	CHC	23	11	5	.688	23	2.45	121	0	0	0	135.2	113	37	42	11	29	5	0	0	535	1	8.03	4.17	0.73	22.6	5.4	1.05	.276	2.79	60	3.12	78	7.50	13.6
8	Zack Wheeler Z. Wheeler	1.93	2025	PHI	23	10	5	.667	23	2.68	189	1	0	0	144.2	103	43	46	18	31	8	0	0	565	1	11.76	6.10	1.12	33.5	5.5	0.93	.266	2.86	64	2.91	70	6.41	20
9	Brandon Pfaadt B. Pfaadt	1.98	2025	AZ	24	12	7	.632	24	5.03	104	0	0	0	127.0	143	71	74	20	28	10	0	1	555	2	7.37	3.71	1.42	18.7	5.0	1.35	.313	5.24	119	4.40	111	10.13	-6.5
10	Chris Paddack C. Paddack	1.99	2025	TOT	24	4	10	.286	24	4.76	92	0	0	0	126.2	127	67	71	20	28	3	0	0	530	3	6.54	3.29	1.42	17.4	5.3	1.22	.276	5.04	117	4.43	107	9.02	-3.9
11	Jacob deGrom J. deGrom	2.00	2025	TEX	23	10	5	.667	23	2.86	143	0	0	0	135.1	98	43	43	19	30	2	0	0	525	1	9.51	4.77	1.26	27.2	5.7	0.95	.239	2.86	70	3.52	83	6.52	10.7
12	Logan Webb L. Webb	2.05	2025	SFG	25	10	9	.526	25	3.34	168	0	0	0	153.2	158	57	61	11	35	4	0	0	642	2	9.84	4.80	0.64	26.2	5.5	1.26	.347	3.57	82	2.60	66	9.25	23.3
13	Cristopher Sánchez C. Sánchez	2.18	2025	PHI	23	11	3	.786	23	2.36	151	1	0	0	144.2	121	38	39	10	35	6	0	0	584	5	9.39	4.31	0.62	25.9	6.0	1.08	.291	2.43	56	2.76	66	7.53	22.4
14	Nick Martinez N. Martinez	2.18	2025	CIN	26	10	9	.526	23	4.49	97	0	0	0	136.1	129	68	69	17	33	4	0	0	557	5	6.40	2.94	1.12	17.4	5.9	1.19	.276	4.56	101	4.11	95	8.52	3.6
15	Paul Skenes P. Skenes	2.19	2025	PIT	25	7	9	.438	25	2.13	166	1	0	0	148.0	106	35	38	9	36	6	0	0	581	2	10.09	4.61	0.55	28.6	6.2	0.96	.266	2.31	50	2.50	61	6.45	26.3
16	Max Fried M. Fried	2.25	2025	NYY	24	12	5	.706	24	2.94	135	0	0	0	144.0	122	47	58	11	36	9	0	0	593	7	8.44	3.75	0.69	22.8	6.1	1.10	.276	3.63	72	3.15	74	7.62	17.7
17	Tomoyuki Sugano T. Sugano	2.31	2025	BAL	22	9	5	.643	22	4.24	80	0	0	0	121.0	127	57	59	21	31	6	0	2	518	3	5.95	2.58	1.56	15.4	6.0	1.31	.279	4.39	107	4.95	121	9.45	-12.1
18	Dean Kremer D. Kremer	2.31	2025	BAL	24	8	9	.471	23	4.17	116	0	0	0	140.1	139	65	67	18	36	1	0	0	581	5	7.44	3.22	1.15	20.0	6.2	1.25	.295	4.30	105	3.90	96	8.91	2.6
19	Nick Pivetta N. Pivetta	2.34	2025	SDP	23	11	4	.733	23	2.94	139	0	0	0	134.2	94	44	48	15	35	2	0	1	530	1	9.29	3.97	1.00	26.2	6.6	0.96	.233	3.21	73	3.31	82	6.28	11.2
20	Chris Bassitt C. Bassitt	2.36	2025	TOR	25	11	6	.647	24	4.17	128	1	0	0	133.2	142	62	65	20	35	11	0	0	578	3	8.62	3.66	1.35	22.1	6.1	1.32	.318	4.38	104	4.16	100	9.56	0
21	Garrett Crochet G. Crochet	2.36	2025	BOS	24	13	5	.722	24	2.48	188	1	1	0	152.1	127	42	45	13	40	0	0	0	611	5	11.11	4.70	0.77	30.8	6.5	1.10	.308	2.66	58	2.53	60	7.50	28.1
22	Luis Castillo L. Castillo	2.41	2025	SEA	24	8	6	.571	24	3.19	120	0	0	0	138.1	127	49	54	15	37	6	0	0	573	2	7.81	3.24	0.98	20.9	6.5	1.19	.284	3.51	84	3.71	93	8.26	4.4
23	Mitch Keller M. Keller	2.42	2025	PIT	24	5	10	.333	24	3.86	107	0	0	0	137.2	133	59	64	13	37	5	0	0	579	2	7.00	2.89	0.85	18.5	6.4	1.23	.288	4.18	90	3.69	90	8.69	6.2
24	Michael Wacha M. Wacha	2.43	2025	KCR	24	7	9	.438	24	3.35	101	0	0	0	137.0	121	51	51	12	37	3	0	0	563	1	6.64	2.73	0.79	17.9	6.6	1.15	.266	3.35	79	3.64	88	7.95	7.9
25	Andrew Abbott A. Abbott	2.56	2025	CIN	21	8	3	.727	21	2.41	105	1	1	0	123.0	101	33	39	13	35	1	0	0	499	3	7.68	3.00	0.95	21.0	7.0	1.11	.255	2.85	54	3.64	84	7.39	9.3