most innings pitched in a single game since 1921

Since 1921, Bob Smith has pitched the most innings in a game, with 22 innings against the Cubs on May 17, 1927.

Interpreted as:

most innings pitched by a player in a single regular-season game since 1921

	NAME	IP	DATE	TM		OPP	DEC	GS	ERA	SO	CG	SHO	SV	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP
1	Bob Smith B. Smith	22.0	5/17/1927	BSN	vs	CHC	L	1	1.23	5	1	0	0	20	3	4	0	9	0	0		89	0
2	Ted Lyons T. Lyons	21.0	5/24/1929	CWS	vs	DET	L	1	2.57	4	1	0	0	24	6	6	0	2	0	0		85	0
3	George Uhle G. Uhle	20.0	5/24/1929	DET	@	CWS	W	1	2.25	4	0	0	0	17	5	5	0	3	0	0		79	1
4	Les Mueller L. Mueller	19.2	7/21/1945	DET	@	PHA		1	0.00	6	0	0	0	13	0	1	0	5	0	0		74	0
5	Dixie Davis D. Davis	19.0	8/9/1921	SLA	@	WSH	W	1	2.37	8	1	0	0	13	5	6	0	5	0	0		74	0
6	Vern Law V. Law	18.0	7/19/1955	PIT	vs	MIL		1	0.50	12	0	0	0	9	1	2	1	2	0	0	0	64	1
7	Carl Hubbell C. Hubbell	18.0	7/2/1933	NYG	vs	SLN	W	1	0.00	12	1	1	0	6	0	0	0	0	0	0		59	0
8	Guy Bush G. Bush	18.0	5/14/1927	CHC	@	BSN	W	1	1.00	5	1	0	0	11	2	2	0	8	0	0		71	0
9	Charlie Robertson C. Robertson	17.1	5/14/1927	BSN	vs	CHC	L	1	3.12	4	0	0	0	13	6	6	0	4	0	0		66	1
10	Robin Roberts R. Roberts	17.0	9/6/1952	PHN	vs	BSN	W	1	2.65	5	1	0	0	18	5	6	1	3	0	0	1	71	0
11	Mickey McDermott M. McDermott	17.0	7/13/1951	BSA	@	CWS		1	1.06	9	0	0	0	8	2	2	0	9	0	0	0	68	1
12	Saul Rogovin S. Rogovin	17.0	7/12/1951	CWS	vs	BSA	L	1	2.12	9	1	0	0	10	4	5	1	6	0	0	0	63	0
13	Roy Parmelee R. Parmelee	17.0	4/29/1936	SLN	vs	NYG	W	1	0.53	9	1	0	0	6	1	1	0	4	0	0		57	0
14	Dizzy Dean D. Dean	17.0	7/1/1934	SLN	@	CIN	W	1	3.18	7	0	0	0	18	6	6	0	7	1	0		75	0
15	Tony Freitas T. Freitas	17.0	7/1/1934	CIN	vs	SLN		1	3.18	5	0	0	0	17	6	6	1	2	0	0		69	1
16	Vic Sorrell V. Sorrell	17.0	8/13/1933	DET	@	CWS	W	1	1.59	5	1	0	0	17	3	5	0	4	0	0		70	0
17	Eddie Rommel E. Rommel	17.0	7/10/1932	PHA	@	CLE	W	0	6.88	7	0	0	0	29	13	14	0	9	0	1		87	2
18	Lefty Grove L. Grove	17.0	8/14/1929	PHA	@	CLE	W	1	1.59	8	1	0	0	20	3	3	0	4	1	0		77	1
19	Red Lucas R. Lucas	17.0	4/25/1928	CIN	vs	SLN	W	1	2.12	7	1	0	0	12	4	4	1	3	0	0		65	0
20	Carl Hubbell C. Hubbell	16.1	4/29/1936	NYG	@	SLN	L	1	0.55	6	1	0	0	11	1	2	0	4	0	0		64	0
21	Gaylord Perry G. Perry	16.0	9/1/1967	SFG	@	CIN		1	0.00	12	0	0	0	10	0	0	0	2	1	0	1	59	0
22	Juan Marichal J. Marichal	16.0	7/2/1963	SFG	vs	MIL	W	1	0.00	10	1	1	0	8	0	0	0	4	0	0	0	59	0
23	Tom Cheney T. Cheney	16.0	9/12/1962	WSH	@	BAL	W	1	0.56	21	1	0	0	10	1	1	0	4	0	0	0	62	1
24	Jerry Walker J. Walker	16.0	9/11/1959	BAL	vs	CWS	W	1	0.00	4	1	1	0	6	0	0	0	3	0	0	0	55	0
25	Billy Pierce B. Pierce	16.0	8/6/1959	CWS	@	BAL		1	0.56	7	0	0	0	11	1	1	0	3	0	0	2	61	0