which pitcher had the most strikeouts in a game this season

Grant Holmes has fanned the most hitters in a game this season, with 15 strikeouts against the Rockies on June 15.

Interpreted as:

Which pitcher had the most strikeouts in a regular-season game this season?

	NAME	SO	DATE	TM		OPP	DEC	GS	ERA	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP
1	Grant Holmes G. Holmes	15	6/15/2025	ATL	vs	COL	L	1	2.84	0	0	0	6.1	3	2	3	1	2	1	0	0	24	0
2	George Kirby G. Kirby	14	6/8/2025	SEA	@	LAA	W	1	2.57	0	0	0	7.0	2	2	2	1	0	0	0	0	23	0
3	Max Meyer M. Meyer	14	4/21/2025	MIA	vs	CIN	W	1	0.00	0	0	0	6.0	5	0	0	0	0	0	0	0	23	0
4	Spencer Strider S. Strider	13	6/14/2025	ATL	vs	COL	W	1	0.00	0	0	0	6.0	3	0	0	0	1	0	0	0	22	0
5	Tarik Skubal T. Skubal	13	5/25/2025	DET	vs	CLE	W	1	0.00	1	1	0	9.0	2	0	0	0	0	1	0	0	29	0
6	MacKenzie Gore M. Gore	13	4/19/2025	WSH	@	COL	W	1	3.00	0	0	0	6.0	4	2	2	1	2	0	0	0	24	0
7	Zack Wheeler Z. Wheeler	13	4/18/2025	PHI	vs	MIA	W	1	2.57	0	0	0	7.0	5	2	2	1	0	0	0	0	26	0
8	Zac Gallen Z. Gallen	13	4/2/2025	AZ	@	NYY	W	1	0.00	0	0	0	6.2	3	0	0	0	0	0	0	0	24	1
9	MacKenzie Gore M. Gore	13	3/27/2025	WSH	vs	PHI		1	0.00	0	0	0	6.0	1	0	0	0	0	0	0	0	18	0
10	Yusei Kikuchi Y. Kikuchi	12	6/25/2025	LAA	vs	BOS	W	1	0.00	0	0	0	7.0	3	0	2	0	1	0	0	0	26	0
11	Hunter Brown H. Brown	12	6/14/2025	HOU	vs	MIN		1	2.57	0	0	0	7.0	3	2	2	1	1	1	0	0	26	0
12	Framber Valdez F. Valdez	12	6/12/2025	HOU	vs	CWS	W	1	3.60	0	0	0	5.0	7	2	2	0	1	1	0	0	24	1
13	José Soriano J. Soriano	12	6/10/2025	LAA	vs	ATH		1	1.29	0	0	0	7.0	2	1	1	0	2	0	0	0	25	0
14	Bryce Elder B. Elder	12	6/7/2025	ATL	@	SFG		1	1.13	0	0	0	8.0	3	1	1	1	0	0	0	0	27	0
15	Garrett Crochet G. Crochet	12	6/1/2025	BOS	@	ATL	W	1	1.29	0	0	0	7.0	5	1	1	1	2	0	0	0	28	0
16	Lance McCullers Jr. L. McCullers Jr.	12	5/28/2025	HOU	vs	ATH		1	4.50	0	0	0	6.0	5	3	3	1	1	0	0	0	24	0
17	Tarik Skubal T. Skubal	12	5/9/2025	DET	vs	TEX	W	1	1.29	0	0	0	7.0	2	1	1	0	0	1	0	0	24	0
18	Hunter Greene H. Greene	12	5/2/2025	CIN	vs	WSH	W	1	1.50	0	0	0	6.0	2	1	1	1	2	0	0	0	22	0
19	Logan Webb L. Webb	12	4/18/2025	SFG	@	LAA	L	1	1.50	0	0	0	6.0	4	1	2	0	0	0	0	0	23	0
20	Cristopher Sánchez C. Sánchez	12	4/17/2025	PHI	vs	SFG	W	1	2.57	0	0	0	7.0	4	2	3	1	1	1	0	0	28	0
21	Eduardo Rodriguez E. Rodriguez	12	4/5/2025	AZ	@	WSH	L	1	7.20	0	0	0	5.0	5	4	4	0	1	0	0	0	20	0
22	Will Warren W. Warren	11	6/17/2025	NYY	vs	LAA	L	1	4.50	0	0	0	6.0	6	3	3	0	0	0	0	0	24	0
23	Ryan Pepiot R. Pepiot	11	6/16/2025	TBR	vs	BAL	W	1	1.13	0	0	0	8.0	4	1	1	1	2	0	0	0	27	0
24	Dylan Cease D. Cease	11	6/10/2025	SDP	vs	LAD	W	1	0.00	0	0	0	7.0	3	0	0	0	5	0	0	0	29	0
25	Chris Sale C. Sale	11	6/9/2025	ATL	@	MIL	W	1	1.29	0	0	0	7.0	5	1	1	0	2	0	0	0	27	0