50 players were tied for the fewest walk allowed per game pitched in 2023, with 0. The first three are Tucker Barnhart, Christian Bethancourt and Alex Claudio.

	NAME	BB/G	BB	G	SEASON	TM	W	L	W%	GS	ERA	SO	CG	SHO	SV	IP	H	ER	R	HR	HBP	GF	IBB	TBF	WP	K/9	BB/9	HR/9	K%	BB%	WHIP	BABIP	RA	ERA-	FIP	FIP-	H/9	PRAA
1	Tucker Barnhart T. Barnhart	0	0	4	2023	CHC	0	0		0	2.25	0	0	0	0	4.0	7	1	1	0	0	4	0	19	0	0.00	0.00	0.00	0.0	0.0	1.75	.368	2.25	53	3.25	76	15.75	0.5
2	Christian Bethancourt C. Bethancourt	0	0	1	2023	TBR	0	0		0	81.00	0	0	0	0	0.1	3	3	3	1	0	1	0	4	0	0.00	0.00	27.00	0.0	0.0	9.00	.667	81.00	1973	42.25	1017	81.00	-1.5
3	Alex Claudio A. Claudio	0	0	1	2023	MIL	0	0		0	0.00	0	0	0	0	0.1	2	0	0	0	0	0	0	3	0	0.00	0.00	0.00	0.0	0.0	6.00	.667	0.00	0	3.25	74	54.00	0
4	Brandon Dixon B. Dixon	0	0	1	2023	SDP	0	0		0	0.00	0	0	0	0	1.0	0	0	0	0	0	1	0	3	0	0.00	0.00	0.00	0.0	0.0	0.00	.000	0.00	0	3.25	75	0.00	0.1
5	Josh Donaldson J. Donaldson	0	0	1	2023	TOT	0	0		0	0.00	0	0	0	0	1.0	0	0	0	0	0	1	0	3	0	0.00	0.00	0.00	0.0	0.0	0.00	.000	0.00	0	3.25	74	0.00	0.1
6	Tyler Duffey T. Duffey	0	0	1	2023	CHC	0	0		0	4.50	3	0	0	0	2.0	1	1	1	1	0	0	0	7	0	13.50	0.00	4.50	42.9	0.0	0.50	.000	4.50	106	6.75	157	4.50	-0.6
7	Matt Duffy M. Duffy	0	0	2	2023	KCR	0	0		0	4.50	0	0	0	0	2.0	3	1	1	1	1	2	0	10	0	0.00	0.00	4.50	0.0	0.0	1.50	.250	4.50	100	11.25	263	13.50	-1.5
8	Luis Guillorme L. Guillorme	0	0	1	2023	NYM	0	0		0	0.00	0	0	0	0	1.0	1	0	0	0	0	1	0	4	0	0.00	0.00	0.00	0.0	0.0	1.00	.250	0.00	0	3.25	75	9.00	0.1
9	Austin Hedges A. Hedges	0	0	4	2023	TOT	0	0		0	4.91	1	0	0	0	3.2	5	2	2	1	1	4	0	16	0	2.45	0.00	2.45	6.3	0.0	1.36	.308	4.91	115	7.07	162	12.27	-1.1
10	Jose Herrera J. Herrera	0	0	2	2023	ARI	0	0		0	9.00	0	0	0	0	2.0	4	2	2	0	0	2	0	10	0	0.00	0.00	0.00	0.0	0.0	2.00	.400	9.00	203	3.25	77	18.00	0.2
11	Isiah Kiner-Falefa I. Kiner-Falefa	0	0	4	2023	NYY	0	0		0	2.25	1	0	0	0	4.0	4	1	1	0	0	4	0	16	0	2.25	0.00	0.00	6.3	0.0	1.00	.267	2.25	53	2.75	62	9.00	0.7
12	Jake Lamb J. Lamb	0	0	1	2023	LAA	0	0		0	0.00	0	0	0	0	1.0	1	0	0	0	0	1	0	4	0	0.00	0.00	0.00	0.0	0.0	1.00	.250	0.00	0	3.25	74	9.00	0.1
13	Sandy León S. León	0	0	1	2023	TEX	0	0		0	18.00	0	0	0	0	1.0	1	2	2	1	1	1	0	5	0	0.00	0.00	9.00	0.0	0.0	1.00	.000	18.00	421	19.25	441	9.00	-1.6
14	Jordan Luplow J. Luplow	0	0	2	2023	TOT	0	1	.000	0	13.50	0	0	0	0	1.1	1	2	3	1	1	2	0	6	1	0.00	0.00	6.75	0.0	0.0	0.75	.000	20.25	316	15.25	356	6.75	-1.6
15	Luke Maile L. Maile	0	0	4	2023	CIN	0	0		0	16.62	0	0	0	0	4.1	12	8	8	4	0	4	0	25	0	0.00	0.00	8.31	0.0	0.0	2.77	.381	16.62	358	15.25	329	24.92	-4.8
16	James McCann J. McCann	0	0	1	2023	BAL	0	0		0	0.00	0	0	0	0	1.0	2	0	0	0	0	1	0	5	0	0.00	0.00	0.00	0.0	0.0	2.00	.400	0.00	0	3.25	77	18.00	0.1
17	Vinny Nittoli V. Nittoli	0	0	3	2023	NYM	0	0		0	2.45	3	0	0	0	3.2	4	1	1	0	1	3	0	15	0	7.36	0.00	0.00	20.0	0.0	1.09	.364	2.45	58	2.43	56	9.82	0.8
18	Chris Owings C. Owings	0	0	1	2023	PIT	0	0		0	0.00	0	0	0	0	1.0	2	0	0	0	0	1	0	6	0	0.00	0.00	0.00	0.0	0.0	2.00	.333	0.00	0	3.25	74	18.00	0.1
19	René Pinto R. Pinto	0	0	1	2023	TBR	0	0		0	45.00	0	0	0	0	1.0	5	5	5	3	0	0	0	8	0	0.00	0.00	27.00	0.0	0.0	5.00	.400	45.00	1096	42.25	1017	45.00	-4.4
20	Jonathan Schoop J. Schoop	0	0	1	2023	DET	0	0		0	0.00	1	0	0	0	1.1	1	0	0	0	0	1	0	5	0	6.75	0.00	0.00	20.0	0.0	0.75	.250	0.00	0	1.75	41	6.75	0.4
21	Jacob Stallings J. Stallings	0	0	7	2023	MIA	0	0		0	4.50	1	0	0	0	8.0	12	4	4	1	2	7	0	36	0	1.13	0.00	1.13	2.8	0.0	1.50	.344	4.50	101	5.38	123	13.50	-0.9
22	Rowdy Tellez R. Tellez	0	0	1	2023	MIL	0	0		0	0.00	1	0	0	0	1.0	1	0	0	0	0	1	0	4	0	9.00	0.00	0.00	25.0	0.0	1.00	.333	0.00	0	1.25	28	9.00	0.3
23	Lane Thomas L. Thomas	0	0	1	2023	WSH	0	0		0	27.00	1	0	0	0	1.0	3	3	3	1	0	1	0	6	0	9.00	0.00	9.00	16.7	0.0	3.00	.500	27.00	623	14.25	323	27.00	-1.1
24	Jason Vosler J. Vosler	0	0	2	2023	CIN	0	0		0	4.50	0	0	0	0	2.0	5	1	1	0	0	2	0	11	0	0.00	0.00	0.00	0.0	0.0	2.50	.455	4.50	97	3.25	70	22.50	0.3
25	Zach McKinstry Z. McKinstry	0	0	1	2023	DET	0	0		0	18.00	0	0	0	0	1.0	3	2	2	1	0	1	0	6	0	0.00	0.00	9.00	0.0	0.0	3.00	.400	18.00	425	16.25	383	27.00	-1.3