most strikeouts thrown in one game by a pitcher older than 40 years old

Nolan Ryan has struck out the most batters by a pitcher older than 40 in a game, with 16 strikeouts on May 1, 1991 and on April 26, 1990.

Interpreted as:

most strikeouts thrown in one regular-season game by a pitcher older than 40 years old

	NAME	SO	AGE	DATE	TM		OPP	DEC	GS	ERA	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP
1	Nolan Ryan N. Ryan	16	44-090	5/1/1991	TEX	vs	TOR	W	1	0.00	1	1	0	9.0	0	0	0	0	2	0	0	0	29	0
2	Nolan Ryan N. Ryan	16	43-085	4/26/1990	TEX	vs	CWS	W	1	0.00	1	1	0	9.0	1	0	0	0	2	0	0	0	29	1
3	Nolan Ryan N. Ryan	15	43-198	8/17/1990	TEX	vs	CWS		1	0.00	0	0	0	10.0	3	0	0	0	0	1	0	0	34	0
4	Nolan Ryan N. Ryan	15	42-071	4/12/1989	TEX	@	MIL	W	1	0.00	0	0	0	8.0	1	0	0	0	2	0	0	0	27	0
5	Nolan Ryan N. Ryan	14	44-157	7/7/1991	TEX	vs	CAL	W	1	0.00	0	0	0	8.1	2	0	0	0	1	0	0	0	26	0
6	Nolan Ryan N. Ryan	14	43-131	6/11/1990	TEX	@	OAK	W	1	0.00	1	1	0	9.0	0	0	0	0	2	0	0	0	29	0
7	Nolan Ryan N. Ryan	14	42-175	7/25/1989	TEX	vs	TOR	L	1	3.00	0	0	0	6.0	6	2	3	0	3	0	0	1	31	1
8	Rich Hill R. Hill	13	41-075	5/25/2021	TBR	vs	KCR	L	1	2.25	0	0	0	8.0	6	2	2	1	0	1	0	0	31	0
9	Randy Johnson R. Johnson	13	44-347	8/22/2008	ARI	vs	FLA		1	1.29	0	0	0	7.0	5	1	3	0	3	0	0	1	30	0
10	Nolan Ryan N. Ryan	13	45-155	7/4/1992	TEX	vs	NYY	W	1	1.00	1	0	0	9.0	3	1	1	1	1	1	0	0	33	0
11	Nolan Ryan N. Ryan	13	42-242	9/30/1989	TEX	@	CAL	W	1	0.00	1	1	0	9.0	3	0	0	0	0	0	0	0	30	0
12	Nolan Ryan N. Ryan	13	42-224	9/12/1989	TEX	@	KCR		1	3.38	0	0	0	8.0	8	3	5	0	3	0	0	0	35	2
13	Nolan Ryan N. Ryan	13	42-203	8/22/1989	TEX	vs	OAK	L	1	1.00	1	0	0	9.0	5	1	2	0	2	0	0	0	35	0
14	Nolan Ryan N. Ryan	13	42-191	8/10/1989	TEX	vs	DET	W	1	1.08	0	0	0	8.1	2	1	1	0	6	0	0	0	33	0
15	Nolan Ryan N. Ryan	13	41-227	9/14/1988	HOU	@	CIN	W	1	1.00	1	0	0	9.0	4	1	1	1	0	0	0	0	30	0
16	Gaylord Perry G. Perry	13	43-217	4/20/1982	SEA	vs	CAL	W	1	4.91	0	0	0	7.1	12	4	4	0	1	0	0	0	35	0
17	Roger Clemens R. Clemens	12	42-051	9/24/2004	HOU	@	MIL		1	0.00	0	0	0	7.1	5	0	0	0	3	0	0	0	29	0
18	Nolan Ryan N. Ryan	12	45-188	8/6/1992	TEX	vs	OAK	L	1	2.35	0	0	0	7.2	6	2	2	0	3	1	0	0	33	0
19	Nolan Ryan N. Ryan	12	43-157	7/7/1990	TEX	vs	BOS	W	1	3.86	0	0	0	7.0	6	3	3	1	2	0	0	0	29	0
20	Nolan Ryan N. Ryan	12	42-156	7/6/1989	TEX	@	CAL	W	1	0.00	1	1	0	9.0	3	0	0	0	2	1	0	0	33	1
21	Nolan Ryan N. Ryan	12	42-082	4/23/1989	TEX	@	TOR	W	1	1.00	1	0	0	9.0	1	1	1	0	3	0	0	0	31	0
22	Johnny Niggeling J. Niggeling	12	41-340	6/15/1945	WSH	vs	BSA		1	2.77	1	0	0	13.0	9	4	4	1	2	0	0		52	0
23	Dazzy Vance D. Vance	12	41-121	7/3/1932	BKN	vs	PHN	L	1	3.27	1	0	0	11.0	9	4	4	1	3	0	0		42	0
24	Rich Hill R. Hill	11	42-169	8/27/2022	BOS	vs	TBR	W	1	0.00	0	0	0	7.0	3	0	0	0	1	0	0	0	25	0
25	Randy Johnson R. Johnson	11	42-312	7/19/2006	NYY	vs	SEA	L	1	2.25	0	0	0	8.0	7	2	3	1	1	1	0	0	32	0