Lance Lynn struck out the most batters in a game in 2023, with 16 strikeouts against the Mariners on June 18, 2023.

Interpreted as:

most pitching strikeouts by a player in a regular-season game 2023

	NAME	SO	DATE	TM		OPP	DEC	GS	ERA	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP
1	Lance Lynn L. Lynn	16	6/18/2023	CWS	@	SEA	L	1	3.86	0	0	0	7.0	4	3	3	0	2	0	0	0	27	0
2	Hunter Greene H. Greene	14	9/20/2023	CIN	vs	MIN		1	1.29	0	0	0	7.0	3	1	1	1	1	1	0	0	25	0
3	Pablo López P. López	14	9/10/2023	MIN	vs	NYM		1	0.00	0	0	0	8.0	2	0	0	0	0	2	0	0	28	0
4	Tyler Glasnow T. Glasnow	14	9/6/2023	TBR	vs	BOS	W	1	1.50	0	0	0	6.0	3	1	1	0	1	0	0	0	22	0
5	Michael King M. King	13	9/20/2023	NYY	vs	TOR	L	1	1.29	0	0	0	7.0	5	1	1	0	0	0	0	0	26	1
6	Freddy Peralta F. Peralta	13	8/7/2023	MIL	vs	COL	W	1	1.29	0	0	0	7.0	1	1	1	1	0	0	0	0	22	0
7	Freddy Peralta F. Peralta	13	7/26/2023	MIL	vs	CIN		1	0.00	0	0	0	6.0	4	0	0	0	0	0	0	0	21	1
8	Jesús Luzardo J. Luzardo	13	7/23/2023	MIA	vs	COL		1	1.29	0	0	0	7.0	4	1	1	1	2	0	0	0	27	1
9	Spencer Strider S. Strider	13	7/20/2023	ATL	vs	ARI		1	6.00	0	0	0	6.0	4	4	4	2	1	1	0	0	24	0
10	Nick Pivetta N. Pivetta	13	7/17/2023	BOS	@	OAK	W	0	0.00	0	0	0	6.0	0	0	0	0	2	0	0	0	20	0
11	Framber Valdez F. Valdez	13	7/15/2023	HOU	@	LAA		1	7.11	0	0	0	6.1	7	5	5	2	2	0	0	0	28	0
12	Corbin Burnes C. Burnes	13	7/14/2023	MIL	@	CIN	W	1	0.00	0	0	0	6.0	2	0	0	0	2	1	0	0	23	1
13	Braxton Garrett B. Garrett	13	6/22/2023	MIA	vs	PIT		1	1.29	0	0	0	7.0	3	1	2	0	0	1	0	0	24	0
14	Kevin Gausman K. Gausman	13	6/6/2023	TOR	vs	HOU	W	1	1.29	0	0	0	7.0	4	1	1	1	0	0	0	0	25	0
15	Mitch Keller M. Keller	13	5/14/2023	PIT	@	BAL	W	1	0.00	0	0	0	7.0	4	0	0	0	0	1	0	0	26	0
16	Shohei Ohtani S. Ohtani	13	5/3/2023	LAA	@	STL		1	7.20	0	0	0	5.0	5	4	4	2	1	1	0	0	22	2
17	Kevin Gausman K. Gausman	13	4/29/2023	TOR	vs	SEA		1	0.00	0	0	0	7.0	6	0	0	0	1	0	0	0	27	0
18	Spencer Strider S. Strider	13	4/24/2023	ATL	vs	MIA	W	1	0.00	0	0	0	8.0	2	0	0	0	0	0	0	0	27	0
19	Sonny Gray S. Gray	13	4/7/2023	MIN	vs	HOU		1	1.29	0	0	0	7.0	4	1	1	0	1	0	0	0	26	0
20	Chris Bassitt C. Bassitt	12	9/28/2023	TOR	vs	NYY	W	1	0.00	0	0	0	7.2	5	0	0	0	1	0	0	1	29	0
21	Lucas Giolito L. Giolito	12	9/15/2023	CLE	vs	TEX	W	1	0.00	0	0	0	7.0	2	0	0	0	1	0	0	0	23	0
22	Justin Steele J. Steele	12	9/4/2023	CHC	vs	SFG	W	1	0.00	0	0	0	8.0	2	0	0	0	2	0	0	0	27	0
23	Merrill Kelly M. Kelly	12	9/4/2023	ARI	vs	COL	W	1	1.29	0	0	0	7.0	4	1	1	0	1	0	0	0	24	0
24	Aaron Civale A. Civale	12	9/4/2023	TBR	vs	BOS		1	5.06	0	0	0	5.1	2	3	3	0	3	0	0	0	21	0
25	Kodai Senga K. Senga	12	9/1/2023	NYM	vs	SEA		1	1.29	0	0	0	7.0	5	1	1	1	2	0	0	0	26	1