most games with 18 strikeouts by a pitcher in a season

Nolan Ryan has the most games pitched with 18+ strikeouts in a season, with 3 games in 1974.

Interpreted as:

most games with 18 or more strikeouts by a pitcher in a season

	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	Nolan Ryan N. Ryan	3	57	1974	CAL	1	1	.500	3	1.64	2	0	0	33.0	19	6	6	1	17	0	0	0	135	1	15.55	4.64	3.35	0.27	42.2	12.6	1.09	.300	1.64	5.18
2	Randy Johnson R. Johnson	2	38	1997	SEA	1	1	.500	2	2.00	2	1	0	18.0	16	4	4	2	3	0	0	0	72	0	19.00	1.50	12.67	1.00	52.8	4.2	1.06	.483	2.00	8.00
3	Max Scherzer M. Scherzer	1	20	2016	WSH	1	0	1.000	1	2.00	1	0	0	9.0	6	2	2	2	0	0	0	0	33	0	20.00	0.00		2.00	60.6	0.0	0.67	.364	2.00	6.00
4	Corey Kluber C. Kluber	1	18	2015	CLE	1	0	1.000	1	0.00	0	0	0	8.0	1	0	0	0	0	1	0	0	26	0	20.25	0.00		0.00	69.2	0.0	0.13	.143	0.00	1.13
5	Ben Sheets B. Sheets	1	18	2004	MIL	1	0	1.000	1	1.00	1	0	0	9.0	3	1	1	1	1	0	0	0	31	0	18.00	1.00	18.00	1.00	58.1	3.2	0.44	.182	1.00	3.00
6	Randy Johnson R. Johnson	1	20	2001	ARI	0	0		1	1.00	0	0	0	9.0	3	1	1	0	0	0	0	0	29	0	20.00	0.00		0.00	69.0	0.0	0.33	.333	1.00	3.00
7	Roger Clemens R. Clemens	1	18	1998	TOR	1	0	1.000	1	0.00	1	1	0	9.0	3	0	0	0	0	0	0	0	30	0	18.00	0.00		0.00	60.0	0.0	0.33	.250	0.00	3.00
8	Kerry Wood K. Wood	1	20	1998	CHC	1	0	1.000	1	0.00	1	1	0	9.0	1	0	0	0	0	1	0	0	29	0	20.00	0.00		0.00	69.0	0.0	0.11	.125	0.00	1.00
9	Roger Clemens R. Clemens	1	20	1996	BOS	1	0	1.000	1	0.00	1	1	0	9.0	5	0	0	0	0	0	0	0	32	1	20.00	0.00		0.00	62.5	0.0	0.56	.417	0.00	5.00
10	Randy Johnson R. Johnson	1	18	1992	SEA	0	0		1	2.25	0	0	0	8.0	6	2	2	0	4	0	0	0	34	0	20.25	4.50	4.50	0.00	52.9	11.8	1.25	.500	2.25	6.75
11	David Cone D. Cone	1	19	1991	NYM	1	0	1.000	1	0.00	1	1	0	9.0	3	0	0	0	1	0	0	0	31	0	19.00	1.00	19.00	0.00	61.3	3.2	0.44	.273	0.00	3.00
12	Ramon Martinez R. Martinez	1	18	1990	LAD	1	0	1.000	1	0.00	1	1	0	9.0	3	0	0	0	1	0	0	0	31	0	18.00	1.00	18.00	0.00	58.1	3.2	0.44	.250	0.00	3.00
13	Roger Clemens R. Clemens	1	20	1986	BOS	1	0	1.000	1	1.00	1	0	0	9.0	3	1	1	1	0	0	0	0	30	0	20.00	0.00		1.00	66.7	0.0	0.33	.222	1.00	3.00
14	Bill Gullickson B. Gullickson	1	18	1980	MON	1	0	1.000	1	2.00	1	0	0	9.0	4	2	2	0	2	0	0	0	33	1	18.00	2.00	9.00	0.00	54.5	6.1	0.67	.308	2.00	4.00
15	Ron Guidry R. Guidry	1	18	1978	NYY	1	0	1.000	1	0.00	1	1	0	9.0	4	0	0	0	2	0	0	0	33	0	18.00	2.00	9.00	0.00	54.5	6.1	0.67	.308	0.00	4.00
16	Nolan Ryan N. Ryan	1	19	1977	CAL	0	0		1	0.00	0	0	0	10.0	6	0	1	0	5	0	0	1	41	2	17.10	4.50	3.80	0.00	46.3	12.2	1.10	.353	0.90	5.40
17	Nolan Ryan N. Ryan	1	18	1976	CAL	1	0	1.000	1	2.00	1	0	0	9.0	3	2	2	0	9	0	0	0	41	0	18.00	9.00	2.00	0.00	43.9	22.0	1.33	.214	2.00	3.00
18	Tom Seaver T. Seaver	1	19	1970	NYM	1	0	1.000	1	1.00	1	0	0	9.0	2	1	1	1	2	0	0	0	31	0	19.00	2.00	9.50	1.00	61.3	6.5	0.44	.111	1.00	2.00
19	Steve Carlton S. Carlton	1	19	1969	STL	0	1	.000	1	4.00	1	0	0	9.0	9	4	4	2	2	0	0	0	38	1	19.00	2.00	9.50	2.00	50.0	5.3	1.22	.467	4.00	9.00
20	Don Wilson D. Wilson	1	18	1968	HOU	1	0	1.000	1	1.00	1	0	0	9.0	5	1	1	0	2	0	0	0	33	1	18.00	2.00	9.00	0.00	54.5	6.1	0.78	.385	1.00	5.00
21	Luis Tiant L. Tiant	1	19	1968	CLE	1	0	1.000	1	0.00	1	1	0	10.0	6	0	0	0	0	0	0	0	36	0	17.10	0.00		0.00	52.8	0.0	0.60	.353	0.00	5.40
22	Chris Short C. Short	1	18	1965	PHI	0	0		1	0.00	0	0	0	15.0	9	0	0	0	3	0	0	1	56	0	10.80	1.80	6.00	0.00	32.1	5.4	0.80	.257	0.00	5.40
23	Jim Maloney J. Maloney	1	18	1965	CIN	0	1	.000	1	0.82	1	0	0	11.0	2	1	1	1	1	0	0	0	35	1	14.73	0.82	18.00	0.82	51.4	2.9	0.27	.067	0.82	1.64
24	Tom Cheney T. Cheney	1	21	1962	WSH	1	0	1.000	1	0.56	1	0	0	16.0	10	1	1	0	4	0	0	0	62	1	11.81	2.25	5.25	0.00	33.9	6.5	0.88	.270	0.56	5.63
25	Sandy Koufax S. Koufax	1	18	1962	LAD	1	0	1.000	1	2.00	1	0	0	9.0	6	2	2	1	4	0	0	0	36	0	18.00	4.00	4.50	1.00	50.0	11.1	1.11	.385	2.00	6.00