most strikeouts in a game without a walk pitcher

Tom Cheney has struck out the most hitters in a game with >0 walks allowed, with 21 strikeouts against the Orioles on September 12, 1962.

Interpreted as:

most strikeouts in a regular-season game without a walk pitcher

	NAME	SO	BB	DATE	TM		OPP	DEC	GS	ERA	CG	SHO	SV	IP	H	ER	R	HR	HBP	GF	IBB	TBF	WP
1	Tom Cheney T. Cheney	21	4	9/12/1962	WSH	@	BAL	W	1	0.56	1	0	0	16.0	10	1	1	0	0	0	0	62	1
2	Randy Johnson R. Johnson	19	3	8/8/1997	SEA	vs	CWS	W	1	0.00	1	1	0	9.0	5	0	0	0	0	0	0	35	0
3	David Cone D. Cone	19	1	10/6/1991	NYM	@	PHI	W	1	0.00	1	1	0	9.0	3	0	0	0	0	0	0	31	0
4	Nolan Ryan N. Ryan	19	5	6/8/1977	CAL	vs	TOR		1	0.00	0	0	0	10.0	6	0	1	0	0	0	1	41	2
5	Nolan Ryan N. Ryan	19	5	8/20/1974	CAL	vs	DET	L	1	0.82	1	0	0	11.0	4	1	1	0	0	0	0	41	0
6	Nolan Ryan N. Ryan	19	2	8/12/1974	CAL	vs	BOS	W	1	2.00	1	0	0	9.0	7	2	2	0	0	0	0	36	1
7	Nolan Ryan N. Ryan	19	10	6/14/1974	CAL	vs	BOS		1	2.08	0	0	0	13.0	8	3	3	1	0	0	0	58	0
8	Tom Seaver T. Seaver	19	2	4/22/1970	NYM	vs	SDP	W	1	1.00	1	0	0	9.0	2	1	1	1	0	0	0	31	0
9	Steve Carlton S. Carlton	19	2	9/15/1969	STL	vs	NYM	L	1	4.00	1	0	0	9.0	9	4	4	2	0	0	0	38	1
10	Ben Sheets B. Sheets	18	1	5/16/2004	MIL	vs	ATL	W	1	1.00	1	0	0	9.0	3	1	1	1	0	0	0	31	0
11	Randy Johnson R. Johnson	18	4	9/27/1992	SEA	@	TEX		1	2.25	0	0	0	8.0	6	2	2	0	0	0	0	34	0
12	Ramon Martinez R. Martinez	18	1	6/4/1990	LAD	vs	ATL	W	1	0.00	1	1	0	9.0	3	0	0	0	0	0	0	31	0
13	Bill Gullickson B. Gullickson	18	2	9/10/1980	MON	vs	CHC	W	1	2.00	1	0	0	9.0	4	2	2	0	0	0	0	33	1
14	Ron Guidry R. Guidry	18	2	6/17/1978	NYY	vs	CAL	W	1	0.00	1	1	0	9.0	4	0	0	0	0	0	0	33	0
15	Nolan Ryan N. Ryan	18	9	9/10/1976	CAL	@	CWS	W	1	2.00	1	0	0	9.0	3	2	2	0	0	0	0	41	0
16	Don Wilson D. Wilson	18	2	7/14/1968	HOU	@	CIN	W	1	1.00	1	0	0	9.0	5	1	1	0	0	0	0	33	1
17	Chris Short C. Short	18	3	10/2/1965	PHI	@	NYM		1	0.00	0	0	0	15.0	9	0	0	0	0	0	1	56	0
18	Jim Maloney J. Maloney	18	1	6/14/1965	CIN	vs	NYM	L	1	0.82	1	0	0	11.0	2	1	1	1	0	0	0	35	1
19	Sandy Koufax S. Koufax	18	4	4/24/1962	LAD	@	CHC	W	1	2.00	1	0	0	9.0	6	2	2	1	0	0	0	36	0
20	Sandy Koufax S. Koufax	18	2	8/31/1959	LAD	vs	SFG	W	1	2.00	1	0	0	9.0	7	2	2	1	0	0	0	36	0
21	Warren Spahn W. Spahn	18	2	6/14/1952	BSN	vs	CHC	L	1	1.80	1	0	0	15.0	10	3	3	1	0	0	1	57	0
22	Bob Feller B. Feller	18	7	10/2/1938	CLE	vs	DET	L	1	4.00	1	0	0	9.0	7	4	4	0	1	0		42	0
23	Jack Coombs J. Coombs	18	6	8/4/1910	PHA	@	CWS		1		1	1	0	16.0	3		0	0	1	0		54	1
24	Jack Coombs J. Coombs	18	6	9/1/1906	PHA	@	BSA	W	1		1	0	0	24.0	15		1	0	1	0		89	0
25	Anibal Sanchez A. Sanchez	17	1	4/26/2013	DET	vs	ATL	W	1	0.00	0	0	0	8.0	5	0	0	0	0	0	0	29	0