Brandon Pfaadt walked the lowest walks per nine innings in the NL this season, with 1.88 BB/9.

Interpreted as:

lowest nl pitcher bb/9 with a minimum of 1 IP per team game 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	Brandon Pfaadt B. Pfaadt	1.88	2025	AZ	33	13	9	.591	33	5.25	147	0	0	0	176.2	198	103	107	26	37	12	0	2	767	3	7.49	3.97	1.32	19.2	4.8	1.33	.316	5.45	123	4.21	105	10.09	-4.3
2	Sonny Gray S. Gray	1.89	2025	STL	32	14	8	.636	32	4.28	201	1	1	0	180.2	185	86	93	25	38	3	0	0	753	2	10.01	5.29	1.25	26.7	5.0	1.23	.329	4.63	104	3.38	84	9.22	13.5
3	Cristopher Sánchez C. Sánchez	1.96	2025	PHI	32	13	5	.722	32	2.50	212	1	0	0	202.0	171	56	58	12	44	6	0	0	807	6	9.45	4.82	0.53	26.3	5.5	1.06	.298	2.58	59	2.54	60	7.62	36.9
4	Logan Webb L. Webb	2.00	2025	SFG	34	15	11	.577	34	3.22	224	0	0	0	207.0	210	74	82	14	46	6	0	0	856	2	9.74	4.87	0.61	26.2	5.4	1.24	.346	3.57	79	2.60	65	9.13	32.5
5	Paul Skenes P. Skenes	2.01	2025	PIT	32	10	10	.500	32	1.97	216	1	0	0	187.2	136	41	45	11	42	6	0	0	733	2	10.36	5.14	0.53	29.5	5.7	0.95	.273	2.16	46	2.36	57	6.52	37
6	Kyle Freeland K. Freeland	2.10	2025	COL	31	5	17	.227	31	4.98	124	0	0	0	162.2	193	90	105	22	38	6	0	2	709	2	6.86	3.26	1.22	17.5	5.4	1.42	.329	5.81	105	4.17	96	10.68	3.2
7	Matthew Boyd M. Boyd	2.10	2025	CHC	31	14	8	.636	31	3.21	154	0	0	0	179.2	154	64	69	19	42	9	0	0	718	2	7.71	3.67	0.95	21.4	5.8	1.09	.273	3.46	78	3.64	90	7.71	8.2
8	Nick Martinez N. Martinez	2.28	2025	CIN	40	11	14	.440	26	4.45	116	0	0	0	165.2	158	82	86	22	42	6	2	1	683	6	6.30	2.76	1.20	17.0	6.1	1.21	.274	4.67	100	4.32	99	8.58	1.4
9	Andrew Abbott A. Abbott	2.33	2025	CIN	29	10	7	.588	29	2.87	149	1	1	0	166.1	148	53	60	19	43	3	0	0	684	4	8.06	3.47	1.03	21.8	6.3	1.15	.274	3.25	64	3.65	83	8.01	13.1
10	Nick Pivetta N. Pivetta	2.48	2025	SDP	31	13	5	.722	31	2.87	190	0	0	0	181.2	129	58	63	22	50	3	0	1	721	1	9.41	3.80	1.09	26.4	6.9	0.99	.235	3.12	71	3.49	85	6.39	12.2
11	Mitch Keller M. Keller	2.60	2025	PIT	32	6	15	.286	32	4.19	150	0	0	0	176.1	171	82	91	21	51	10	0	0	749	5	7.66	2.94	1.07	20.0	6.8	1.26	.290	4.64	97	4.01	97	8.73	2.3
12	Jesús Luzardo J. Luzardo	2.79	2025	PHI	32	15	7	.682	32	3.92	216	0	0	0	183.2	167	80	85	16	57	3	0	0	758	2	10.58	3.79	0.78	28.5	7.5	1.22	.324	4.17	93	2.89	69	8.18	26.7
13	Sandy Alcantara S. Alcantara	2.94	2025	MIA	31	11	12	.478	31	5.36	142	0	0	0	174.2	165	104	107	22	57	9	0	0	745	8	7.32	2.49	1.13	19.1	7.7	1.27	.278	5.51	125	4.27	103	8.50	-2.7
14	Yoshinobu Yamamoto Y. Yamamoto	3.06	2025	LAD	30	12	8	.600	30	2.49	201	0	0	0	173.2	113	48	53	14	59	3	0	0	684	5	10.42	3.41	0.73	29.4	8.6	0.99	.243	2.75	60	2.93	70	5.86	24.4
15	Zac Gallen Z. Gallen	3.09	2025	AZ	33	13	15	.464	33	4.83	175	0	0	0	192.0	176	103	109	31	66	4	0	1	813	2	8.20	2.65	1.45	21.5	8.1	1.26	.270	5.11	113	4.50	112	8.25	-11
16	Jake Irvin J. Irvin	3.10	2025	WSH	33	9	13	.409	33	5.70	124	0	0	0	180.0	195	114	120	38	62	6	0	0	787	3	6.20	2.00	1.90	15.8	7.9	1.43	.282	6.00	137	5.63	135	9.75	-28.7
17	Mitchell Parker M. Parker	3.17	2025	WSH	33	9	16	.360	30	5.68	103	0	0	1	164.2	178	104	116	25	58	4	2	0	725	3	5.63	1.78	1.37	14.2	8.0	1.43	.286	6.34	136	4.98	119	9.73	-14.6
18	Brady Singer B. Singer	3.18	2025	CIN	32	14	12	.538	32	4.03	163	0	0	0	169.2	150	76	80	19	60	14	0	0	716	3	8.65	2.72	1.01	22.8	8.4	1.24	.285	4.24	90	3.97	91	7.96	7.7
19	Freddy Peralta F. Peralta	3.36	2025	MIL	33	17	6	.739	33	2.70	204	0	0	0	176.2	124	53	54	21	66	9	0	0	723	4	10.39	3.09	1.07	28.2	9.1	1.08	.243	2.75	64	3.64	87	6.32	10.5
20	Andre Pallante A. Pallante	3.43	2025	STL	31	6	15	.286	31	5.31	111	0	0	0	162.2	173	96	109	21	62	5	0	0	715	12	6.14	1.79	1.16	15.5	8.7	1.44	.295	6.03	129	4.68	116	9.57	-11.7
21	David Peterson D. Peterson	3.47	2025	NYM	30	9	6	.600	30	4.22	150	1	1	0	168.2	166	79	84	11	65	7	0	1	723	3	8.00	2.31	0.59	20.7	9.0	1.37	.316	4.48	104	3.48	85	8.86	11.5
22	Clay Holmes C. Holmes	3.59	2025	NYM	33	12	8	.600	31	3.53	129	0	0	0	165.2	150	65	74	14	66	13	0	0	708	6	7.01	1.95	0.76	18.2	9.3	1.30	.280	4.02	87	4.10	100	8.15	-0.2
23	Robbie Ray R. Ray	3.60	2025	SFG	32	11	8	.579	32	3.65	186	1	0	0	182.1	148	74	81	22	73	4	0	0	755	7	9.18	2.55	1.09	24.6	9.7	1.21	.268	4.00	89	3.92	99	7.31	0.6
24	Dylan Cease D. Cease	3.80	2025	SDP	32	8	12	.400	32	4.55	215	0	0	0	168.0	152	85	91	21	71	5	0	2	722	5	11.52	3.03	1.13	29.8	9.8	1.33	.320	4.88	113	3.55	87	8.14	10.1