most games with 10 or more strikeouts by a pitcher in a season 5+ times

Randy Johnson and Nolan Ryan are tied for the most games pitched with 10+ strikeouts in a season, with 23 games.

	NAME	G	SO	SEASON	TM	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	H/9
1	Randy Johnson R. Johnson	23	289	2001	ARI	14	4	.778	22	2.25	3	2	0	168.0	113	42	45	12	46	11	1	1	660	7	15.48	2.46	6.28	0.64	43.8	7.0	0.95	.334	2.41	6.05
2	Randy Johnson R. Johnson	23	268	2000	ARI	14	2	.875	23	2.14	7	2	0	177.0	136	42	49	16	42	3	0	1	692	2	13.63	2.14	6.38	0.81	38.7	6.1	1.01	.331	2.49	6.92
3	Randy Johnson R. Johnson	23	272	1999	ARI	12	7	.632	23	2.30	9	2	0	184.0	128	47	55	21	45	6	0	3	718	3	13.30	2.20	6.04	1.03	37.9	6.3	0.94	.286	2.69	6.26
4	Nolan Ryan N. Ryan	23	278	1973	CAL	16	7	.696	23	2.30	20	3	0	203.1	127	52	54	8	103	2	0	1	828	8	12.30	4.56	2.70	0.35	33.6	12.4	1.13	.272	2.39	5.62
5	Gerrit Cole G. Cole	21	245	2019	HOU	15	2	.882	21	1.87	0	0	0	139.2	77	29	35	19	23	3	0	0	518	4	15.79	1.48	10.65	1.22	47.3	4.4	0.72	.254	2.26	4.96
6	Sandy Koufax S. Koufax	21	250	1965	LAD	19	2	.905	21	1.70	19	5	0	191.0	105	36	39	14	36	1	0	0	717	5	11.78	1.70	6.94	0.66	34.9	5.0	0.74	.219	1.84	4.95
7	Randy Johnson R. Johnson	20	245	1998	TOT	14	5	.737	20	2.40	9	5	0	161.1	111	43	49	11	47	7	0	1	644	6	13.67	2.62	5.21	0.61	38.0	7.3	0.98	.299	2.73	6.19
8	Nolan Ryan N. Ryan	20	241	1977	CAL	10	8	.556	20	2.94	12	1	0	171.2	120	56	69	8	112	4	0	7	741	17	12.63	5.87	2.15	0.42	32.5	15.1	1.35	.298	3.62	6.29
9	Pedro Martinez P. Martinez	19	241	1999	BOS	14	4	.778	19	1.60	5	1	0	146.2	98	26	29	4	27	6	0	1	566	5	14.79	1.66	8.93	0.25	42.6	4.8	0.85	.326	1.78	6.01
10	Max Scherzer M. Scherzer	18	202	2018	WSH	11	2	.846	18	1.82	2	1	0	128.1	73	26	27	9	22	5	0	2	483	1	14.17	1.54	9.18	0.63	41.8	4.6	0.74	.261	1.89	5.12
11	Chris Sale C. Sale	18	204	2017	BOS	10	4	.714	18	1.68	1	0	0	133.2	74	25	26	8	21	5	0	0	498	1	13.74	1.41	9.71	0.54	41.0	4.2	0.71	.254	1.75	4.98
12	Pedro Martinez P. Martinez	18	208	1997	MON	9	5	.643	18	1.73	9	2	0	146.0	89	28	34	9	40	4	0	5	568	2	12.82	2.47	5.20	0.55	36.6	7.0	0.88	.261	2.10	5.49
13	Nolan Ryan N. Ryan	18	211	1989	TEX	11	5	.688	18	2.49	6	2	0	144.2	85	40	47	7	45	5	0	3	575	11	13.13	2.80	4.69	0.44	36.7	7.8	0.90	.254	2.92	5.29
14	Curt Schilling C. Schilling	17	197	1997	PHI	10	3	.769	17	2.35	3	0	0	130.0	95	34	37	13	29	1	0	2	504	1	13.64	2.01	6.79	0.90	39.1	5.8	0.95	.311	2.56	6.58
15	Nolan Ryan N. Ryan	17	208	1972	CAL	13	4	.765	17	0.58	15	8	0	154.0	67	10	16	2	68	5	0	1	588	8	12.16	3.97	3.06	0.12	35.4	11.6	0.88	.213	0.94	3.92
16	Sam McDowell S. McDowell	17	196	1965	CLE	11	2	.846	17	1.45	11	2	0	149.0	82	24	30	5	63	4	0	2	589	5	11.84	3.81	3.11	0.30	33.3	10.7	0.97	.240	1.81	4.95
17	Randy Johnson R. Johnson	16	193	1995	SEA	12	1	.923	16	1.97	5	2	0	123.1	80	27	29	6	30	2	0	0	482	2	14.08	2.19	6.43	0.44	40.0	6.2	0.89	.295	2.12	5.84
18	Corey Kluber C. Kluber	15	171	2017	CLE	9	2	.818	15	1.67	3	1	0	113.0	66	21	25	12	18	3	0	2	419	2	13.62	1.43	9.50	0.96	40.8	4.3	0.74	.251	1.99	5.26
19	Max Scherzer M. Scherzer	15	163	2017	WSH	9	3	.750	15	1.40	2	0	0	109.2	54	17	23	10	25	8	0	0	411	4	13.38	2.05	6.52	0.82	39.7	6.1	0.72	.215	1.89	4.43
20	Randy Johnson R. Johnson	15	190	2002	ARI	12	0	1.000	15	1.30	5	3	0	118.0	73	17	20	7	32	6	0	1	455	2	14.49	2.44	5.94	0.53	41.8	7.0	0.89	.300	1.53	5.57
21	Pedro Martinez P. Martinez	15	177	2000	BOS	12	1	.923	15	1.09	4	3	0	116.0	61	14	15	7	16	5	0	0	433	0	13.73	1.24	11.06	0.54	40.9	3.7	0.66	.237	1.16	4.73
22	Curt Schilling C. Schilling	15	175	1998	PHI	8	6	.571	15	2.51	7	1	0	118.1	85	33	37	10	23	1	0	1	465	4	13.31	1.75	7.61	0.76	37.6	4.9	0.91	.293	2.81	6.46
23	Dwight Gooden D. Gooden	15	176	1984	NYM	10	3	.769	15	1.31	6	3	0	123.1	69	18	21	5	33	0	0	1	467	2	12.84	2.41	5.33	0.36	37.7	7.1	0.83	.253	1.53	5.04
24	Sandy Koufax S. Koufax	15	164	1966	LAD	13	1	.929	15	1.15	12	1	0	133.0	77	17	19	6	31	0	0	1	500	2	11.10	2.10	5.29	0.41	32.8	6.2	0.81	.237	1.29	5.21
25	Chris Sale C. Sale	14	160	2019	BOS	6	1	.857	14	2.35	1	1	0	92.0	56	24	27	8	19	7	0	0	355	1	15.65	1.86	8.42	0.78	45.1	5.4	0.82	.298	2.64	5.48