Cy Young allowed 1,217 bases on balls in his career.

	NAME	BB	SEASON	TM	G	W	L	W%	GS	ERA	SO	CG	SHO	SV	IP	H	ER	R	HR	HBP	GF	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	ERA-	FIP	FIP-	H/9	PRAA
1	Cy Young C. Young	30	1890	CLN	17	9	7	.563	16	3.47	39	16	0	0	147.2	145	57	87	6	8	1	621	7	2.38	1.83	1.30	0.37	6.3	4.8	1.19	.258	5.30	98	3.69	97	8.84	2.1
2	Cy Young C. Young	140	1891	CLE	55	27	22	.551	46	2.85	147	43	0	2	423.2	431	134	244	4	10	8	1,848	12	3.12	2.97	1.05	0.08	8.0	7.6	1.35	.276	5.18	83	3.02	85	9.16	28.4
3	Cy Young C. Young	118	1892	CLE	53	36	12	.750	49	1.93	168	48	9	0	453.0	363	97	158	8	8	4	1,847	13	3.34	2.34	1.42	0.16	9.1	6.4	1.06	.230	3.14	57	2.76	82	7.21	33.4
4	Cy Young C. Young	103	1893	CLE	53	34	16	.680	46	3.36	102	42	1	1	422.2	442	158	230	10	10	7	1,806	14	2.17	2.19	0.99	0.21	5.6	5.7	1.29	.273	4.90	70	3.87	81	9.41	45.2
5	Cy Young C. Young	106	1894	CLE	52	26	21	.553	47	3.94	108	44	2	1	408.2	488	179	265	19	6	5	1,777	4	2.38	2.33	1.02	0.42	6.1	6.0	1.45	.305	5.84	72	4.71	86	10.75	37.2
6	Cy Young C. Young	75	1895	CLE	47	35	10	.778	40	3.26	121	36	4	0	369.2	363	134	177	10	8	7	1,518	6	2.95	1.83	1.61	0.24	8.0	4.9	1.18	.271	4.31	66	3.95	80	8.84	43.3
7	Cy Young C. Young	62	1896	CLE	51	28	15	.651	46	3.24	140	42	5	3	414.1	477	149	214	7	11	4	1,739	10	3.04	1.35	2.26	0.15	8.1	3.6	1.30	.309	4.65	72	3.36	75	10.36	52.8
8	Cy Young C. Young	49	1897	CLE	46	21	19	.525	38	3.78	88	35	2	0	335.2	391	141	189	7	9	7	1,413	14	2.36	1.31	1.80	0.19	6.2	3.5	1.31	.305	5.07	88	3.58	83	10.48	26.7
9	Cy Young C. Young	41	1898	CLE	46	25	13	.658	41	2.53	101	40	1	0	377.2	387	106	167	6	9	5	1,520	9	2.41	0.98	2.46	0.14	6.6	2.7	1.13	.280	3.98	70	2.84	79	9.22	32.2
10	Cy Young C. Young	44	1899	STL	44	26	16	.619	42	2.58	111	40	4	1	369.1	368	106	173	10	6	2	1,468	6	2.70	1.07	2.52	0.24	7.6	3.0	1.12	.276	4.22	67	3.09	80	8.97	30.9
11	Cy Young C. Young	36	1900	STL	41	19	19	.500	35	3.00	115	32	4	0	321.1	337	107	144	7	3	6	1,291	7	3.22	1.01	3.19	0.20	8.9	2.8	1.16	.292	4.03	80	2.76	74	9.44	35
12	Cy Young C. Young	37	1901	BSA	43	33	10	.767	41	1.62	158	38	5	0	371.1	324	67	112	6	7	2	1,440	2	3.83	0.90	4.27	0.15	11.0	2.6	0.97	.258	2.71	44	2.64	72	7.85	42.6
13	Cy Young C. Young	53	1902	BSA	45	32	11	.744	43	2.15	160	41	3	0	384.2	350	92	136	6	13	1	1,506	3	3.74	1.24	3.02	0.14	10.6	3.5	1.05	.270	3.18	60	2.55	74	8.19	37.5
14	Cy Young C. Young	37	1903	BSA	40	28	9	.757	35	2.08	176	34	7	2	341.2	294	79	115	6	9	5	1,314	5	4.64	0.97	4.76	0.16	13.4	2.8	0.97	.265	3.03	70	2.35	80	7.74	22.2
15	Cy Young C. Young	29	1904	BSA	43	26	16	.619	41	1.97	200	40	10	1	380.0	327	83	104	6	4	2	1,435	4	4.74	0.69	6.90	0.14	13.9	2.0	0.94	.268	2.46	74	1.83	72	7.74	31.1
16	Cy Young C. Young	30	1905	BSA	38	18	19	.486	33	1.82	210	31	4	0	320.2	248	65	99	3	8	5	1,189	6	5.89	0.84	7.00	0.08	17.7	2.5	0.87	.261	2.78	68	1.69	61	6.96	38.4
17	Cy Young C. Young	25	1906	BSA	39	13	21	.382	34	3.19	140	28	0	2	287.2	288	102	137	3	8	4	1,126	5	4.38	0.78	5.60	0.09	12.4	2.2	1.09	.300	4.29	119	1.87	73	9.01	22.6
18	Cy Young C. Young	51	1907	BSA	43	21	15	.583	37	1.99	147	33	6	2	343.1	286	76	101	3	7	5	1,308	6	3.85	1.34	2.88	0.08	11.2	3.9	0.98	.257	2.65	77	1.94	80	7.50	18.8
19	Cy Young C. Young	37	1908	BOS	36	21	11	.656	33	1.26	150	30	3	2	299.0	230	42	68	1	1	3	1,116	4	4.52	1.11	4.05	0.03	13.4	3.3	0.89	.247	2.05	52	1.52	67	6.92	25.4
20	Cy Young C. Young	59	1909	CLE	35	19	15	.559	34	2.26	109	30	3	0	294.1	267	74	110	4	8	1	1,137	6	3.33	1.80	1.85	0.12	9.6	5.2	1.11	.275	3.36	92	2.34	98	8.16	1
21	Cy Young C. Young	27	1910	CLE	21	7	10	.412	20	2.53	58	14	1	0	163.1	149	46	62	0	4	0	623	7	3.20	1.49	2.15	0.00	9.3	4.3	1.08	.279	3.42	99	2.18	83	8.21	8.6
22	Cy Young C. Young	28	1911	TOT	18	7	9	.438	18	3.78	55	12	2	0	126.1	137	53	75	6	4	0	523	6	3.92	1.99	1.96	0.43	10.5	5.4	1.31	.305	5.34	107	3.27	92	9.76	4.6
	Total	1,217			906	511	316	.618	815	2.63	2,803	749	76	17	7356.0	7,092	2,147	3,167	138	161	84	29,565	156	3.43	1.49	2.30	0.17	9.5	4.1	1.13	.275	3.87	74	2.84	79	8.68	620