most strikeouts by a pitcher in a regular season since 2000

Since 2000, Randy Johnson has fanned the most batters in a season, with 372 strikeouts in 2001.

	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	Randy Johnson R. Johnson	372	2001	ARI	35	21	6	.778	34	2.49	3	2	0	249.2	181	69	74	19	71	18	1	2	994	8	13.41	2.56	5.24	0.68	37.4	7.1	1.01	.315	2.67	55	2.12	48	6.52	63.9
2	Randy Johnson R. Johnson	347	2000	ARI	35	19	7	.731	35	2.64	8	3	0	248.2	202	73	89	23	76	6	0	1	1,001	5	12.56	2.75	4.57	0.83	34.7	7.6	1.12	.326	3.22	56	2.53	53	7.31	61.1
3	Randy Johnson R. Johnson	334	2002	ARI	35	24	5	.828	35	2.32	8	4	0	260.0	197	67	78	26	71	13	0	1	1,035	3	11.56	2.46	4.70	0.90	32.3	6.9	1.03	.289	2.70	54	2.65	61	6.82	47
4	Gerrit Cole G. Cole	326	2019	HOU	33	20	5	.800	33	2.50	0	0	0	212.1	142	59	66	29	48	3	0	0	817	4	13.82	2.03	6.79	1.23	39.9	5.9	0.89	.275	2.80	55	2.63	58	6.02	45
5	Curt Schilling C. Schilling	316	2002	ARI	36	23	7	.767	35	3.23	5	1	0	259.1	218	93	95	29	33	3	0	1	1,017	6	10.97	1.15	9.58	1.01	31.1	3.2	0.97	.297	3.30	75	2.39	55	7.57	54.3
6	Chris Sale C. Sale	308	2017	BOS	32	17	8	.680	32	2.90	1	0	0	214.1	165	69	73	24	43	8	0	0	851	3	12.93	1.81	7.16	1.01	36.2	5.1	0.97	.301	3.07	63	2.45	56	6.93	45.5
7	Clayton Kershaw C. Kershaw	301	2015	LAD	33	16	7	.696	33	2.13	4	3	0	232.2	163	55	62	15	42	5	0	1	890	9	11.64	1.62	7.17	0.58	33.8	4.7	0.88	.281	2.40	57	1.98	52	6.31	47.7
8	Justin Verlander J. Verlander	300	2019	HOU	34	21	6	.778	34	2.58	2	1	0	223.0	137	64	66	36	42	6	0	0	847	4	12.11	1.70	7.14	1.45	35.4	5.0	0.80	.218	2.66	57	3.26	72	5.53	31.5
9	Max Scherzer M. Scherzer	300	2018	WSH	33	18	7	.720	33	2.53	2	1	0	220.2	150	62	66	23	51	12	0	4	866	4	12.24	2.08	5.88	0.94	34.6	5.9	0.91	.265	2.69	62	2.65	64	6.12	36.1
10	Curt Schilling C. Schilling	293	2001	ARI	35	22	6	.786	35	2.98	6	1	0	256.2	237	85	86	37	39	1	0	0	1,021	4	10.27	1.37	7.51	1.30	28.7	3.8	1.08	.307	3.02	66	3.10	70	8.31	38
11	Justin Verlander J. Verlander	290	2018	HOU	34	16	9	.640	34	2.52	1	1	0	214.0	156	60	63	28	37	8	0	0	833	5	12.20	1.56	7.84	1.18	34.8	4.4	0.90	.272	2.65	62	2.78	67	6.56	33
12	Randy Johnson R. Johnson	290	2004	ARI	35	16	14	.533	35	2.60	4	2	0	245.2	177	71	88	18	44	10	0	1	964	3	10.62	1.61	6.59	0.66	30.1	4.6	0.90	.264	3.22	57	2.29	51	6.48	59.7
13	Max Scherzer M. Scherzer	284	2016	WSH	34	20	7	.741	34	2.96	1	0	0	228.1	165	75	77	31	56	6	0	2	902	2	11.19	2.21	5.07	1.22	31.5	6.2	0.97	.255	3.04	70	3.23	78	6.50	22.7
14	Pedro Martinez P. Martinez	284	2000	BOS	29	18	6	.750	29	1.74	7	4	0	217.0	128	42	44	17	32	14	0	0	817	1	11.78	1.33	8.88	0.71	34.8	3.9	0.74	.236	1.82	35	2.16	47	5.31	61.5
15	Spencer Strider S. Strider	281	2023	ATL	32	19	5	.792	32	3.86	0	0	0	186.2	146	80	85	22	58	9	0	1	763	6	13.55	2.80	4.84	1.06	36.8	7.6	1.09	.316	4.10	87	2.85	66	7.04	30.3
16	Yu Darvish Y. Darvish	277	2013	TEX	32	13	9	.591	32	2.83	0	0	0	209.2	145	66	68	26	80	8	0	1	841	7	11.89	3.43	3.46	1.12	32.9	9.5	1.07	.264	2.92	67	3.27	80	6.22	18.5
17	Gerrit Cole G. Cole	276	2018	HOU	32	15	5	.750	32	2.88	1	1	0	200.1	143	64	68	19	64	7	0	0	799	9	12.40	2.88	4.31	0.85	34.5	8.0	1.03	.286	3.05	70	2.70	65	6.42	32.7
18	Max Scherzer M. Scherzer	276	2015	WSH	33	14	12	.538	33	2.79	4	3	0	228.2	176	71	74	27	34	5	0	2	899	10	10.86	1.34	8.12	1.06	30.7	3.8	0.92	.268	2.91	71	2.76	72	6.93	27.6
19	Chris Sale C. Sale	274	2015	CWS	31	13	11	.542	31	3.41	1	0	0	208.2	185	79	88	23	42	13	0	0	854	7	11.82	1.81	6.52	0.99	32.1	4.9	1.09	.323	3.80	86	2.72	66	7.98	31.8
20	David Price D. Price	271	2014	TOT	34	15	12	.556	34	3.26	3	0	0	248.1	230	90	100	25	38	5	0	1	1,009	2	9.82	1.38	7.13	0.91	26.9	3.8	1.08	.306	3.62	87	2.77	75	8.34	26.2
21	Jacob deGrom J. deGrom	269	2018	NYM	32	10	9	.526	32	1.70	1	0	0	217.0	152	41	48	10	46	5	0	3	835	2	11.16	1.91	5.85	0.41	32.2	5.5	0.91	.281	1.99	44	1.98	50	6.30	49
22	Corey Kluber C. Kluber	269	2014	CLE	34	18	9	.667	34	2.44	3	1	0	235.2	207	64	72	14	51	6	0	3	951	3	10.27	1.95	5.27	0.53	28.3	5.4	1.09	.316	2.75	63	2.34	61	7.91	38.5
23	Justin Verlander J. Verlander	269	2009	DET	35	19	9	.679	35	3.45	3	1	0	240.0	219	92	99	20	63	6	0	5	982	8	10.09	2.36	4.27	0.75	27.4	6.4	1.18	.319	3.71	76	2.79	63	8.21	43.9
24	Max Scherzer M. Scherzer	268	2017	WSH	31	16	6	.727	31	2.51	2	0	0	200.2	126	56	62	22	55	11	0	2	780	4	12.02	2.47	4.87	0.99	34.4	7.1	0.90	.245	2.78	57	2.89	66	5.65	33.2
25	Kerry Wood K. Wood	266	2003	CHC	32	14	11	.560	32	3.20	4	2	0	211.0	152	75	77	24	100	21	0	2	887	10	11.35	4.27	2.66	1.02	30.0	11.3	1.19	.269	3.28	75	3.70	85	6.48	15.8