most strikeouts by a lefty pitcher in a game

Randy Johnson has struck out the most batters by a left-hander in a game, with 20 strikeouts versus the Reds on May 8, 2001.

Interpreted as:

most strikeouts by a lefty pitcher in a regular-season game

	NAME	SO	DATE	TM		OPP	DEC	GS	ERA	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP
1	Randy Johnson R. Johnson	20	5/8/2001	ARI	vs	CIN		1	1.00	0	0	0	9.0	3	1	1	0	0	0	0	0	29	0
2	Randy Johnson R. Johnson	19	8/8/1997	SEA	vs	CWS	W	1	0.00	1	1	0	9.0	5	0	0	0	3	0	0	0	35	0
3	Randy Johnson R. Johnson	19	6/24/1997	SEA	vs	OAK	L	1	4.00	1	0	0	9.0	11	4	4	2	0	0	0	0	37	0
4	Steve Carlton S. Carlton	19	9/15/1969	STL	vs	NYM	L	1	4.00	1	0	0	9.0	9	4	4	2	2	0	0	0	38	1
5	Randy Johnson R. Johnson	18	9/27/1992	SEA	@	TEX		1	2.25	0	0	0	8.0	6	2	2	0	4	0	0	0	34	0
6	Ron Guidry R. Guidry	18	6/17/1978	NYY	vs	CAL	W	1	0.00	1	1	0	9.0	4	0	0	0	2	0	0	0	33	0
7	Chris Short C. Short	18	10/2/1965	PHI	@	NYM		1	0.00	0	0	0	15.0	9	0	0	0	3	0	0	1	56	0
8	Sandy Koufax S. Koufax	18	4/24/1962	LAD	@	CHC	W	1	2.00	1	0	0	9.0	6	2	2	1	4	0	0	0	36	0
9	Sandy Koufax S. Koufax	18	8/31/1959	LAD	vs	SFG	W	1	2.00	1	0	0	9.0	7	2	2	1	2	0	0	0	36	0
10	Warren Spahn W. Spahn	18	6/14/1952	BSN	vs	CHC	L	1	1.80	1	0	0	15.0	10	3	3	1	2	0	0	1	57	0
11	Chris Sale C. Sale	17	5/14/2019	BOS	vs	COL		1	2.57	0	0	0	7.0	3	2	2	1	0	0	0	0	24	0
12	Johan Santana J. Santana	17	8/19/2007	MIN	vs	TEX	W	1	0.00	0	0	0	8.0	2	0	0	0	0	0	0	0	26	0
13	Randy Johnson R. Johnson	17	9/14/2002	ARI	vs	MIL	W	1	0.00	1	1	0	9.0	3	0	0	0	2	0	0	0	32	0
14	Randy Johnson R. Johnson	17	4/21/2002	ARI	vs	COL	W	1	0.00	1	0	0	9.0	2	0	1	0	1	0	0	0	31	0
15	Randy Johnson R. Johnson	17	6/30/1999	ARI	@	CIN	L	1	2.25	1	0	0	8.0	7	2	2	1	0	0	0	0	30	0
16	Frank Tanana F. Tanana	17	6/21/1975	CAL	vs	TEX	W	1	2.00	1	0	0	9.0	9	2	2	0	0	0	0	0	35	0
17	Vida Blue V. Blue	17	7/9/1971	OAK	vs	CAL		1	0.00	0	0	0	11.0	7	0	0	0	0	0	0	0	40	1
18	Rube Waddell R. Waddell	17	9/20/1908	SLA	vs	WSH	W	1		1	0	0	10.0	5		1	0	5	0	0		38	0
19	Jack Pfiester J. Pfiester	17	5/30/1906	CHC	vs	SLN	L	1		1	0	0	15.0	12		4	0	2	0	0		57	0
20	Rube Waddell R. Waddell	17	9/5/1905	PHA	@	BSA	L	1		1	0	0	12.1	4		3	0	7	1	0		49	1
21	James Paxton J. Paxton	16	5/2/2018	SEA	vs	OAK		1	0.00	0	0	0	7.0	5	0	0	0	1	0	0	0	27	0
22	Danny Duffy D. Duffy	16	8/1/2016	KCR	@	TBR	W	1	0.00	0	0	0	8.0	1	0	0	0	1	0	0	0	26	0
23	Cliff Lee C. Lee	16	5/6/2011	PHI	vs	ATL	L	1	3.86	0	0	0	7.0	9	3	3	0	1	0	0	0	31	0
24	Randy Johnson R. Johnson	16	8/25/2002	ARI	vs	CHC	W	1	0.00	1	1	0	9.0	6	0	0	0	2	0	0	0	35	0
25	Randy Johnson R. Johnson	16	9/27/2001	ARI	vs	MIL	W	1	6.75	0	0	0	6.2	7	5	5	1	2	0	0	0	30	1

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Results may be incomplete. StatMuse has complete game-level data for strikeouts going back to the 1901 season.

Some of the information used here was obtained free of charge from Retrosheet.

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Interpreted as:

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