Juan Soto had the most bases on balls in 2021, with 145 walks.

	NAME	BB	SEASON	TM	G	AB	R	H	2B	3B	HR	RBI	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS	WRC	WRAA	WOBA	WRC+	BRAA
1	Juan Soto J. Soto	145	2021	WSH	151	502	111	157	20	2	29	95	2	93	9	7	654	268	51	0	5	23	23	.313	.465	.534	.999	136	57.3	.420	164	53.2
2	Joey Gallo J. Gallo	111	2021	TOT	153	498	90	99	13	1	38	77	6	213	6	0	616	228	52	0	1	5	6	.199	.351	.458	.808	92	17.4	.348	121	16.2
3	Bryce Harper B. Harper	100	2021	PHI	141	488	101	151	42	1	35	84	5	134	13	3	599	300	78	2	4	14	12	.309	.429	.615	1.044	130	57.7	.431	171	54
4	Robbie Grossman R. Grossman	98	2021	DET	156	557	88	133	23	3	23	67	8	155	20	5	671	231	49	2	6	3	8	.239	.357	.415	.772	94	12.8	.337	114	11.9
5	Shohei Ohtani S. Ohtani	96	2021	LAA	155	537	103	138	26	8	46	100	4	189	26	10	639	318	80	0	2	20	7	.257	.372	.592	.965	119	41.8	.393	150	39.4
6	Matt Olson M. Olson	88	2021	OAK	156	565	101	153	35	0	39	111	9	113	4	1	673	305	74	0	11	12	17	.271	.371	.540	.911	117	35.7	.379	147	38.9
7	Yasmani Grandal Y. Grandal	87	2021	CWS	93	279	60	67	9	0	23	62	3	82	0	0	375	145	32	1	5	0	15	.240	.420	.520	.939	73	27.2	.402	157	26.3
8	Carlos Santana C. Santana	86	2021	KCR	158	565	66	121	15	0	19	69	3	102	2	0	659	193	34	0	5	3	12	.214	.319	.342	.660	69	-11.2	.294	81	-15.3
9	Vladimir Guerrero Jr. V. Guerrero Jr.	86	2021	TOR	161	604	123	188	29	1	48	111	6	110	4	1	698	363	78	0	2	7	20	.311	.401	.601	1.002	145	60.4	.419	166	56.1
10	Freddie Freeman F. Freeman	85	2021	ATL	159	600	120	180	25	2	31	83	8	107	8	3	695	302	58	0	2	15	11	.300	.393	.503	.896	121	37.2	.379	136	32
11	Yoán Moncada Y. Moncada	84	2021	CWS	144	520	74	137	33	1	14	61	10	157	3	2	616	214	48	0	2	1	6	.263	.375	.412	.787	91	16.7	.347	120	15.1
12	Max Muncy M. Muncy	83	2021	LAD	144	497	95	124	26	2	36	94	11	120	2	1	592	262	64	0	1	5	7	.249	.368	.527	.895	103	31.5	.379	140	29.9
13	Andrew McCutchen A. McCutchen	81	2021	PHI	144	482	78	107	24	1	27	80	4	132	6	1	574	214	52	0	7	2	10	.222	.334	.444	.778	79	9.6	.335	108	6
14	Matt Chapman M. Chapman	80	2021	OAK	151	529	75	111	15	3	27	72	4	202	3	2	622	213	45	0	9	0	6	.210	.314	.403	.716	74	-1.5	.311	102	1.4
15	Nathaniel Lowe N. Lowe	80	2021	TEX	157	557	75	147	24	3	18	72	2	162	8	0	642	231	45	0	3	2	13	.264	.357	.415	.771	90	12	.337	112	9.6
16	Tommy Pham T. Pham	78	2021	SDP	155	475	74	109	24	2	15	49	4	128	14	6	561	182	41	0	4	3	10	.229	.340	.383	.724	70	1.8	.318	103	2.3
17	Mark Canha M. Canha	77	2021	OAK	141	519	93	120	22	4	17	61	27	128	12	2	625	201	43	0	2	0	9	.231	.358	.387	.746	85	9.6	.333	116	12.5
18	Joey Votto J. Votto	77	2021	CIN	129	448	73	119	23	1	36	99	4	127	1	0	533	252	60	0	4	6	7	.266	.375	.563	.938	98	33.9	.391	140	27.4
19	Carlos Correa C. Correa	75	2021	HOU	148	555	104	155	34	1	26	92	4	116	0	0	640	269	61	0	6	2	16	.279	.366	.485	.850	104	26	.364	133	25.9
20	Aaron Judge A. Judge	75	2021	NYY	148	550	89	158	24	0	39	98	3	158	6	1	633	299	63	0	5	2	16	.287	.373	.544	.916	115	38	.387	150	38.7
21	Bryan Reynolds B. Reynolds	75	2021	PIT	159	559	93	169	35	8	24	90	8	119	5	2	646	292	67	0	4	9	10	.302	.390	.522	.912	116	37.7	.385	140	32.9
22	Josh Donaldson J. Donaldson	74	2021	MIN	135	457	73	113	26	0	26	72	4	114	0	0	543	217	52	0	8	2	22	.247	.352	.475	.827	83	17.2	.353	126	17.1
23	DJ LeMahieu	73	2021	NYY	150	597	84	160	24	1	10	57	4	94	4	2	679	216	35	0	5	2	16	.268	.349	.362	.711	83	0.4	.315	101	1.1
24	José Ramírez J. Ramírez	72	2021	CLE	152	552	111	147	32	5	36	103	7	87	27	4	636	297	73	0	5	10	13	.266	.355	.538	.893	107	30.2	.372	140	30.9
25	Jonathan India J. India	71	2021	CIN	150	532	98	143	34	2	21	69	23	141	12	3	631	244	57	1	4	1	13	.269	.376	.459	.835	102	25.2	.363	122	17.4