Tony Mullane has the most career bases on balls by a pitcher, with 182 bases on balls.

	NAME	BB	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	Tony Mullane T. Mullane	182	703	2,434	366	582	90	30	8	155	21	63	93		2,640	756	128	1				.239	.298	.311	.609	357	-35.3	.291	88	-47.5
2	Tim Keefe T. Keefe	175	618	2,083	248	390	60	38	12	93	3	100	13		2,262	562	110					.187	.252	.270	.521	234	-95	.249	69	-106.1
3	Red Faber R. Faber	169	670	1,269	98	170	21	2	3	70	8	479	7		1,550	204	26	104				.134	.240	.161	.401	31	-151.9	.211	17	-163.9
4	Clark Griffith C. Griffith	166	483	1,379	201	320	48	17	8	165	7	126	22		1,579	426	73	27				.232	.318	.309	.627	182	-43.8	.308	74	-59.9
5	Silver King S. King	166	419	1,305	182	259	32	23	4	135	3	99	24		1,477	349	59	3				.198	.290	.267	.558	160	-58.9	.279	68	-76.6
6	Jim Whitney J. Whitney	161	550	2,144	316	559	113	39	18	103	1		20		2,306	804	170					.261	.313	.375	.688	380	45.5	.317	109	33.1
7	Old Hoss Radbourn O. Hoss Radbourn	158	647	2,466	307	582	64	11	9	113	9	11	26		2,633	695	84					.236	.284	.282	.566	328	-56.5	.270	83	-69.6
8	Bob Caruthers B. Caruthers	153	262	882	197	247	44	22	9	127	2	13	39		1,038	362	75					.280	.388	.410	.799	210	58.6	.383	135	54
9	Ted Breitenstein T. Breitenstein	150	448	1,350	174	291	27	15	4	126	6	145	30		1,538	360	46	32				.216	.297	.267	.563	145	-90.6	.283	58	-103.9
10	Early Wynn E. Wynn	141	796	1,704	136	365	59	5	17	173	2	330	1	0	1,903	485	81	52	4	0	33	.214	.274	.285	.559	120	-96.3	.264	55	-104.2
11	Hooks Dauss H. Dauss	141	545	1,124	107	212	41	14	6	108	8	289	3		1,318	299	61	45				.189	.284	.266	.550	90	-56.9	.272	57	-69.6
12	Urban Shocker U. Shocker	139	411	798	89	167	23	3	1	70	11	211	1		1,046	199	27	98				.209	.334	.249	.584	88	-35.8	.297	63	-49.6
13	Sad Sam Jones S. Sam Jones	139	713	1,243	151	245	44	5	6	101	22	346	7		1,489	317	55	85				.197	.289	.255	.544	95	-85.4	.269	50	-99
14	Kid Nichols K. Nichols	137	650	2,090	273	472	58	24	16	278	12	307	19		2,264	626	98	25				.226	.277	.300	.577	215	-113	.280	59	-140.5
15	Robin Roberts R. Roberts	135	688	1,525	107	255	55	10	5	103	8	372	3	1	1,782	345	70	108	6	0	37	.167	.238	.226	.464	58	-145.3	.221	29	-157
16	Frank Killen F. Killen	131	335	998	151	241	28	17	11	127	10	216	9		1,148	336	56	9				.241	.335	.337	.672	155	-15.8	.330	88	-21.8
17	Wes Ferrell W. Ferrell	129	547	1,176	175	329	57	12	38	208	0	185	2		1,345	524	107	40			0	.280	.351	.446	.797	192	21.9	.364	100	-1
18	Red Lucas R. Lucas	122	901	1,419	154	401	61	13	3	188	4	129	2		1,585	497	77	40				.283	.341	.350	.691	176	-23.4	.325	88	-25.2
19	George Mullin G. Mullin	122	615	1,531	163	401	70	23	3	137	7	227	18		1,685	526	96	25				.262	.319	.344	.663	189	11.4	.322	99	-0.6
20	Matt Kilroy M. Kilroy	118	330	1,062	163	236	24	17	1	103	5	18	67		1,189	297	42	2				.222	.304	.280	.584	147	-31.1	.289	80	-36.6
21	Christy Mathewson C. Mathewson	116	647	1,687	151	362	50	12	7	167	17	218	20		1,889	457	69	69				.215	.272	.271	.543	140	-65	.268	65	-77.7
22	Doc White D. White	114	476	1,091	123	233	21	8	2	68	1	168	25		1,278	276	31	72				.214	.289	.253	.542	100	-40	.270	74	-36.3
23	Whitey Ford W. Ford	113	500	1,023	91	177	19	0	3	69	3	224	3	2	1,208	205	22	65	4	0	10	.173	.256	.200	.457	44	-92.2	.222	34	-95.3
24	Charlie Ferguson C. Ferguson	113	257	963	191	277	37	13	6	137	2		22		1,078	358	56					.288	.364	.372	.735	203	41.3	.349	121	35.7
25	Walter Johnson W. Johnson	110	934	2,324	241	547	94	41	24	255	13	418	13		2,517	795	159	70				.235	.274	.342	.616	214	-62.8	.293	74	-75.1