Nolan Ryan had the most games pitched with 5+ walks allowed, with 233 games.

Interpreted as:

pitcher 5 or more walked allowed most regular-season game

	NAME	G	BB	W	L	W%	GS	ERA	SO	CG	SHO	SV	IP	H	ER	R	HR	HBP	GF	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	H/9
1	Nolan Ryan N. Ryan	233	1,412	97	99	.495	232	3.28	1,820	94	21	0	1707.2	1,130	623	711	85	57	0	37	7,532	93	9.59	7.44	1.29	0.45	24.2	18.7	1.49	.251	3.75	5.96
2	Bob Feller B. Feller	145	897	75	49	.605	145	3.74	892	85	10	0	1158.2	926	482	533	58	19	0	2	5,171	27	6.93	6.97	0.99	0.45	17.3	17.3	1.57	.263	4.14	7.19
3	Bobo Newsom B. Newsom	122	747	55	47	.539	118	4.24	550	70	6	0	975.1	879	459	516	47	13	0		4,449	27	5.08	6.89	0.74	0.43	12.4	16.8	1.67	.269	4.76	8.11
4	Sam McDowell S. McDowell	100	602	38	36	.514	97	2.81	723	26	8	0	725.0	496	226	260	44	14	2	31	3,215	49	8.98	7.47	1.20	0.55	22.5	18.7	1.51	.247	3.23	6.16
5	Bobby Witt B. Witt	99	588	28	44	.389	99	5.12	512	9	2	0	602.2	503	343	365	45	9	0	12	2,835	49	7.65	8.78	0.87	0.67	18.1	20.7	1.81	.272	5.45	7.51
6	Bump Hadley B. Hadley	98	584	46	36	.561	94	4.36	341	34	0	0	705.1	644	342	405	36	19	3		3,282	18	4.35	7.45	0.58	0.46	10.4	17.8	1.74	.264	5.17	8.22
7	Allie Reynolds A. Reynolds	95	577	52	28	.650	88	3.42	369	41	6	1	715.0	591	272	300	32	14	5		3,193	17	4.64	7.26	0.64	0.40	11.6	18.1	1.63	.254	3.78	7.44
8	Early Wynn E. Wynn	93	525	46	37	.554	93	3.53	402	54	6	0	747.0	602	293	333	46	7	0	11	3,308	12	4.84	6.33	0.77	0.55	12.2	15.9	1.51	.239	4.01	7.25
9	Tommy Byrne T. Byrne	92	618	34	39	.466	85	4.24	367	34	6	0	644.2	493	304	332	39	44	3	5	2,997	13	5.12	8.63	0.59	0.54	12.2	20.6	1.72	.235	4.63	6.88
10	Bob Turley B. Turley	91	582	35	38	.479	89	3.55	505	27	7	0	654.1	481	258	279	49	22	0	11	2,957	22	6.95	8.01	0.87	0.67	17.1	19.7	1.62	.240	3.84	6.62
11	Mike Torrez M. Torrez	90	504	33	38	.465	90	3.58	322	29	3	0	643.2	528	256	297	41	12	0	44	2,853	23	4.50	7.05	0.64	0.57	11.3	17.7	1.60	.247	4.15	7.38
12	Johnny Vander Meer J. Vander Meer	86	535	32	33	.492	82	3.86	386	36	4	1	604.0	497	259	287	29	6	2		2,763	11	5.75	7.97	0.72	0.43	14.0	19.4	1.71	.259	4.28	7.41
13	Phil Niekro P. Niekro	84	472	30	33	.476	84	3.73	400	24	1	0	616.0	520	255	293	48	11	0	21	2,756	39	5.84	6.90	0.85	0.70	14.5	17.1	1.61	.259	4.28	7.60
14	Steve Carlton S. Carlton	84	480	32	37	.464	84	3.36	504	31	4	0	628.2	497	235	273	28	8	0	46	2,791	30	7.22	6.87	1.05	0.40	18.1	17.2	1.55	.265	3.91	7.12
15	Earl Whitehill E. Whitehill	84	482	41	32	.562	83	5.07	262	41	3	0	642.1	635	362	399	30	15	0		2,996	12	3.67	6.75	0.54	0.42	8.7	16.1	1.74	.274	5.59	8.90
16	Hal Newhouser H. Newhouser	82	488	38	33	.535	82	2.84	399	45	5	0	661.1	515	209	251	10	3	0		2,903	21	5.43	6.64	0.82	0.14	13.7	16.8	1.52	.252	3.42	7.01
17	Bob Lemon B. Lemon	80	477	46	27	.630	77	3.21	280	43	3	0	632.2	522	226	278	38	6	3	6	2,819	15	3.98	6.79	0.59	0.54	9.9	16.9	1.58	.240	3.95	7.43
18	Vern Kennedy V. Kennedy	80	497	30	38	.441	79	4.50	207	44	1	0	645.1	630	323	373	30	6	1		2,973	19	2.89	6.93	0.42	0.42	7.0	16.7	1.75	.269	5.20	8.79
19	Randy Johnson R. Johnson	78	476	18	38	.321	78	5.31	483	6	1	0	474.1	375	280	310	46	30	0	7	2,232	28	9.16	9.03	1.01	0.87	21.6	21.3	1.79	.275	5.88	7.12
20	Tommy Bridges T. Bridges	78	463	38	24	.613	78	3.43	354	43	5	0	617.1	544	235	283	37	8	0		2,811	13	5.16	6.75	0.76	0.54	12.6	16.5	1.63	.260	4.13	7.93
21	Lefty Gomez L. Gomez	78	479	44	21	.677	77	3.67	371	41	4	0	588.2	476	240	280	38	3	0		2,656	11	5.67	7.32	0.77	0.58	14.0	18.0	1.62	.248	4.28	7.28
22	Red Ruffing R. Ruffing	77	448	32	33	.492	76	4.21	276	43	1	0	630.1	592	295	332	29	3	1		2,859	7	3.94	6.40	0.62	0.41	9.7	15.7	1.65	.268	4.74	8.45
23	Bullet Joe Bush B. Joe Bush	76	430	34	37	.479	74	3.50	278	53	7	0	612.2	553	238	280	10	14	1		2,713	21	4.08	6.32	0.65	0.15	10.2	15.8	1.60	.274	4.11	8.12
24	Mark Langston M. Langston	75	412	28	27	.509	75	4.35	419	10	5	0	498.1	422	241	265	52	7	0	15	2,264	10	7.57	7.44	1.02	0.94	18.5	18.2	1.67	.269	4.79	7.62
25	Wes Ferrell W. Ferrell	75	419	38	35	.521	73	4.15	235	56	1	0	613.1	649	283	341	20	5	1		2,849	7	3.45	6.15	0.56	0.29	8.2	14.7	1.74	.290	5.00	9.52