most strikeouts in a season by a pitcher, 1964 to 1967

Between the 1964 and 1967 seasons, Sandy Koufax struck out the most hitters in a season, with 382 strikeouts in 1965.

	NAME	SO	SEASON	TM	G	W	L	W%	GS	ERA	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	ERA-	FIP	FIP-	H/9	PRAA
1	Sandy Koufax S. Koufax	382	1965	LAD	43	26	8	.765	41	2.04	27	8	2	335.2	216	76	90	26	71	5	2	4	1,297	11	10.24	1.90	5.38	0.70	29.5	5.5	0.86	.234	2.41	63	1.93	61	5.79	47.9
2	Sam McDowell S. McDowell	325	1965	CLE	42	17	11	.607	35	2.18	14	3	4	273.0	178	66	80	9	132	6	5	7	1,116	17	10.71	4.35	2.46	0.30	29.1	11.8	1.14	.262	2.64	63	2.08	58	5.87	45.4
3	Sandy Koufax S. Koufax	317	1966	LAD	41	27	9	.750	41	1.73	27	5	0	323.0	241	62	74	19	77	0	0	4	1,274	7	8.83	2.15	4.12	0.53	24.9	6.0	0.98	.258	2.06	53	2.07	65	6.72	41.8
4	Bob Veale B. Veale	276	1965	PIT	39	17	12	.586	37	2.84	14	7	0	266.0	221	84	98	5	119	7	2	7	1,126	17	9.34	4.03	2.32	0.17	24.5	10.6	1.28	.300	3.32	80	2.11	62	7.48	38.8
5	Bob Gibson B. Gibson	270	1965	STL	38	20	12	.625	36	3.07	20	6	1	299.0	243	102	110	34	103	11	1	6	1,233	8	8.13	3.10	2.62	1.02	21.9	8.4	1.16	.256	3.31	80	3.33	90	7.31	12.3
6	Jim Bunning J. Bunning	268	1965	PHI	39	19	9	.679	39	2.60	15	7	0	291.0	253	84	92	23	62	12	0	10	1,191	1	8.29	1.92	4.32	0.71	22.5	5.2	1.08	.278	2.85	73	2.47	72	7.82	30.9
7	Jim Bunning J. Bunning	253	1967	PHI	40	17	15	.531	40	2.29	16	6	0	302.1	241	77	94	18	73	13	0	20	1,216	4	7.53	2.17	3.47	0.54	20.8	6.0	1.04	.260	2.80	69	2.49	77	7.17	24.7
8	Jim Bunning J. Bunning	252	1966	PHI	43	19	14	.576	41	2.41	16	5	1	314.0	260	84	91	26	55	19	2	8	1,254	5	7.22	1.58	4.58	0.75	20.1	4.4	1.00	.259	2.61	67	2.73	79	7.45	25.2
9	Bob Veale B. Veale	250	1964	PIT	40	18	12	.600	38	2.74	14	1	0	279.2	222	85	100	8	124	3	1	9	1,161	18	8.05	3.99	2.02	0.26	21.5	10.7	1.24	.276	3.22	77	2.55	75	7.14	26
10	Jim Lonborg J. Lonborg	246	1967	BOS	39	22	9	.710	39	3.16	15	2	0	273.1	228	96	102	23	83	19	0	5	1,130	12	8.10	2.73	2.96	0.76	21.8	7.3	1.14	.270	3.36	91	2.95	82	7.51	19.8
11	Bob Gibson B. Gibson	245	1964	STL	40	19	12	.613	36	3.01	17	2	1	287.1	250	96	106	25	86	9	3	9	1,191	6	7.67	2.69	2.85	0.78	20.6	7.2	1.17	.272	3.32	79	3.02	83	7.83	20
12	Jim Maloney J. Maloney	244	1965	CIN	33	20	9	.690	33	2.54	14	5	0	255.1	189	72	77	13	110	5	0	3	1,048	19	8.60	3.88	2.22	0.46	23.3	10.5	1.17	.260	2.71	68	2.62	72	6.66	27.8
13	Juan Marichal J. Marichal	240	1965	SFG	39	22	13	.629	37	2.13	24	10	1	295.1	224	70	78	27	46	4	2	4	1,153	2	7.31	1.40	5.22	0.82	20.8	4.0	0.91	.236	2.38	60	2.59	76	6.83	27.3
14	Chris Short C. Short	237	1965	PHI	47	18	11	.621	40	2.82	15	5	2	297.1	260	93	102	18	89	5	3	8	1,216	5	7.17	2.69	2.66	0.54	19.5	7.3	1.17	.279	3.09	80	2.66	78	7.87	25.2
15	Don Drysdale D. Drysdale	237	1964	LAD	40	18	16	.529	40	2.18	21	5	0	321.1	242	78	91	15	68	10	0	9	1,264	11	6.64	1.90	3.49	0.42	18.8	5.4	0.96	.243	2.55	67	2.46	79	6.78	23.9
16	Fergie Jenkins F. Jenkins	236	1967	CHC	38	20	13	.606	38	2.80	20	3	0	289.1	230	90	101	30	83	4	0	8	1,156	2	7.34	2.58	2.84	0.93	20.4	7.2	1.08	.249	3.14	80	3.16	93	7.15	7.7
17	Sam McDowell S. McDowell	236	1967	CLE	37	13	15	.464	37	3.85	10	1	0	236.1	201	101	112	21	123	7	0	3	1,014	18	8.99	4.68	1.92	0.80	23.3	12.1	1.37	.287	4.27	120	3.35	101	7.65	-0.9
18	Gaylord Perry G. Perry	230	1967	SFG	39	15	17	.469	37	2.61	18	3	1	293.0	231	85	98	20	84	4	2	17	1,178	13	7.06	2.58	2.74	0.61	19.5	7.1	1.08	.251	3.01	77	2.76	85	7.10	16.3
19	Bob Veale B. Veale	229	1966	PIT	38	16	12	.571	37	3.02	12	3	0	268.1	228	90	99	18	102	5	0	6	1,111	10	7.68	3.42	2.25	0.60	20.6	9.2	1.23	.277	3.32	84	2.92	84	7.65	17.1
20	Mickey Lolich M. Lolich	226	1965	DET	43	15	9	.625	37	3.44	7	3	3	243.2	216	93	103	23	72	12	5	2	1,015	7	8.35	2.66	3.14	0.85	22.3	7.1	1.18	.283	3.80	98	2.92	81	7.98	18.6
21	Bob Gibson B. Gibson	225	1966	STL	35	21	12	.636	35	2.44	20	5	0	280.1	210	76	90	20	78	5	0	5	1,119	12	7.22	2.50	2.88	0.64	20.1	7.0	1.03	.240	2.89	68	2.76	80	6.74	21.5
22	Sam McDowell S. McDowell	225	1966	CLE	35	9	8	.529	28	2.87	8	5	3	194.1	130	62	66	12	102	6	5	3	806	5	10.42	4.72	2.21	0.56	27.9	12.7	1.19	.256	3.06	84	2.71	76	6.02	18.3
23	Sandy Koufax S. Koufax	223	1964	LAD	29	19	5	.792	28	1.74	15	7	1	223.0	154	43	49	13	53	0	1	5	870	9	9.00	2.14	4.21	0.52	25.6	6.1	0.93	.243	1.98	53	2.08	67	6.22	27.1
24	Juan Marichal J. Marichal	222	1966	SFG	37	25	6	.806	36	2.23	25	4	0	307.1	228	76	88	32	36	5	1	3	1,180	3	6.50	1.05	6.17	0.94	18.8	3.1	0.86	.221	2.58	62	2.86	82	6.68	21.3
25	Dean Chance D. Chance	220	1967	MIN	41	20	14	.588	39	2.73	18	5	1	283.2	244	86	109	17	68	7	2	7	1,161	9	6.98	2.16	3.24	0.54	18.9	5.9	1.10	.267	3.46	81	2.56	73	7.74	28.6