Donovan Walton and Jason Castro are tied for the most doubles - singles in a season, with 5.

Interpreted as:

most doubles-singles by a player in a season

	NAME	2B-1B	2B	1B	SEASON	TM	G	AB	R	H	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS	WRC	WRAA	WOBA	WRC+	BRAA
1	Donovan Walton D. Walton	5	8	3	2022	TOT	25	76	9	12	0	1	8	1	1	16	0	0	78	23	9	0	0	0	1	.158	.179	.303	.482	3	-6.3	.208	33	-6.1
2	Jason Castro J. Castro	5	9	4	2020	TOT	27	80	8	15	0	2	9	12	0	33	0	0	92	30	11	0	0	0	2	.188	.293	.375	.668	10	-2	.294	84	-1.9
3	Dominic Fletcher D. Fletcher	4	5	1	2025	CWS	12	32	5	7	0	1	2	2	0	2	1	0	34	15	6	0	0	0	1	.219	.265	.469	.733	4	-0.1	.311	98	-0.1
4	Brandon Snyder B. Snyder	4	5	1	2016	ATL	37	46	8	11	1	4	9	1	0	16	0	0	47	30	10	0	0	0	1	.239	.255	.652	.907	8	2	.370	132	1.8
5	Adam Wainwright A. Wainwright	4	7	3	2016	STL	32	62	6	13	1	2	18	2	0	17	0	0	69	28	10	5	0	0	1	.210	.234	.452	.686	6	-1.8	.286	76	-2
6	Leonys Martin L. Martin	4	5	1	2012	TEX	24	46	6	8	2	0	6	4	0	12	3	0	52	17	7	1	1	0	2	.174	.235	.370	.605	4	-2.4	.257	52	-2.9
7	Cody Ransom C. Ransom	4	9	5	2009	NYY	31	79	11	15	1	0	10	7	0	25	2	0	86	26	10	0	0	0	3	.190	.256	.329	.585	5	-4.9	.260	47	-5.6
8	Ben Johnson B. Johnson	4	8	4	2005	SDP	31	75	10	16	1	3	13	11	0	23	0	2	88	35	12	1	1	1	4	.213	.310	.467	.777	11	0.2	.328	105	0.5
9	Rick Wrona R. Wrona	4	4	0	1994	MIL	6	10	2	5	0	1	3	1	0	1	0	0	12	12	5	1	0	0	0	.500	.545	1.200	1.745	5	3.7	.702	330	3.7
10	John Kroner J. Kroner	4	16	12	1938	CLE	51	117	13	29	0	1	17	19	0	6	0	1	137	48	17	1				.248	.353	.410	.763	18	1.3	.355	92	-1.5
11	Charlie Nyce C. Nyce	4	5	1	1895	BSN	9	35	7	8	0	2	9	4	1	2	0		40	19	7	0				.229	.325	.543	.868	7	0.6	.379	101	0.1
12	Jason Delay J. Delay	3	3	0	2024	PIT	7	15	1	3	0	0	6	3	0	0	0	0	19	6	3	1	0	0	0	.200	.333	.400	.733	2	0.2	.324	105	0.1
13	Alex Avila A. Avila	3	9	6	2021	WSH	34	89	5	17	1	1	9	19	2	37	0	0	111	31	11	1	0	1	4	.191	.345	.348	.694	13	-0.3	.311	93	-1
14	Dustin Garneau D. Garneau	3	5	2	2021	DET	20	62	9	13	0	6	11	3	1	18	0	0	68	36	11	0	2	0	2	.210	.250	.581	.831	9	1.2	.335	113	1.1
15	Bobby Bradley B. Bradley	3	5	2	2019	CLE	15	45	4	8	0	1	4	4	0	20	0	0	49	16	6	0	0	0	2	.178	.245	.356	.600	3	-2.7	.256	55	-2.8
16	Byron Buxton B. Buxton	3	30	27	2019	MIN	87	271	48	71	4	10	46	19	2	68	14	3	295	139	44	2	1	1	3	.262	.314	.513	.827	42	5.2	.340	112	4.6
17	Mike Marjama M. Marjama	3	3	0	2018	SEA	10	27	1	3	0	0	0	2	0	6	0	1	29	6	3	0	0	0	2	.111	.172	.222	.395	0	-3.3	.177	7	-3.2
18	Kirk Nieuwenhuis K. Nieuwenhuis	3	14	11	2014	NYM	61	112	16	29	1	3	16	16	0	39	4	0	130	54	18	0	2	3	1	.259	.346	.482	.828	18	4.2	.352	130	4.3
19	Willie Harris W. Harris	3	4	1	2012	CIN	25	44	5	5	0	0	2	3	0	8	1	1	48	9	4	1	0	0	0	.114	.170	.205	.375	0	-5.6	.170	-3	-5.9
20	Welington Castillo W. Castillo	3	4	1	2010	CHC	7	20	3	6	0	1	5	1	0	7	0	0	21	13	5	0	0	0	0	.300	.333	.650	.983	4	1.6	.417	157	1.4
21	Chad Moeller C. Moeller	3	3	0	2010	NYY	9	14	2	3	0	0	0	1	0	4	0	0	15	6	3	0	0	0	0	.214	.267	.429	.695	1	-0.2	.301	81	-0.3
22	Andy Phillips A. Phillips	3	4	1	2005	NYY	27	40	7	6	0	1	4	1	0	13	0	0	41	13	5	0	0	0	1	.150	.171	.325	.496	1	-3.9	.210	21	-4
23	Marcus Jensen M. Jensen	3	5	2	1999	STL	16	34	5	8	0	1	1	6	0	12	0	0	42	16	6	2	0	1	1	.235	.350	.471	.821	6	0.3	.349	102	0.1
24	Scott Leius S. Leius	3	4	1	1996	CLE	27	43	3	6	0	1	3	2	0	8	0	0	46	13	5	1	0	0	1	.140	.178	.302	.480	1	-5	.207	13	-5.6
25	Tyler Green T. Green	3	5	2	1995	PHI	27	44	2	8	0	1	5	0	0	16	0	1	52	16	6	8	0	0	0	.182	.182	.364	.545	2	-4.5	.230	31	-4.5