least wins by a team in a single season from 1950 to 2019 mlb

Between the 1950 and 2019 seasons, the Toronto Blue Jays had the fewest wins by a team in a season, with 37 wins in 1981.

	TEAM	W	SEASON	L	W%	G	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS
1	Blue Jays	37	1981	69	.349	106	3,521	329	797	137	23	61	314	284	20	556	66	57	3,887	1,163	221	44	18	23	72	.226	.286	.330	.617
2	Cubs	38	1981	65	.369	106	3,546	370	838	138	29	57	348	342	13	611	72	41	3,984	1,205	224	53	30	44	78	.236	.303	.340	.643
3	Mets	40	1962	120	.250	161	5,492	617	1,318	166	40	139	573	616	32	991	59	48	6,242	1,981	345	58	44	29	122	.240	.318	.361	.679
4	Twins	41	1981	68	.376	110	3,676	378	884	147	36	47	359	275	11	497	34	27	4,025	1,244	230	36	27	28	95	.240	.293	.338	.632
5	Mets	41	1981	62	.398	105	3,493	348	868	136	35	57	325	304	13	603	103	42	3,885	1,245	228	41	34	35	78	.248	.308	.356	.665
6	Padres	41	1981	69	.373	110	3,757	382	963	170	35	32	350	311	14	525	83	62	4,184	1,299	237	72	30	39	87	.256	.313	.346	.659
7	Pirates	42	1952	112	.273	155	5,193	515	1,201	181	30	92	478	486	26	724	43	41	5,775	1,718	303	70			104	.231	.300	.331	.631
8	Tigers	43	2003	119	.265	162	5,466	591	1,312	201	39	153	553	443	47	1,099	98	63	6,070	2,050	393	65	49	24	114	.240	.300	.375	.675
9	Mariners	44	1981	65	.404	110	3,780	426	950	148	13	89	406	329	27	553	100	50	4,201	1,391	250	41	24	24	70	.251	.314	.368	.682
10	Pirates	46	1981	56	.451	103	3,576	407	920	176	30	55	384	278	15	494	122	52	3,959	1,321	261	54	36	37	60	.257	.311	.369	.680
11	Tigers	47	2019	114	.292	161	5,549	582	1,333	292	41	149	556	391	48	1,595	57	20	6,039	2,154	482	9	42	14	108	.240	.294	.388	.682
12	Orioles	47	2018	115	.290	162	5,507	622	1,317	242	15	188	593	422	57	1,412	81	22	6,034	2,153	445	13	35	19	132	.239	.298	.391	.689
13	Angels	47	1994	68	.409	115	3,943	543	1,042	178	16	120	518	402	27	715	65	54	4,443	1,612	314	42	29	24	84	.264	.334	.409	.743
14	Padres	47	1994	70	.402	117	4,068	479	1,117	200	19	92	445	319	31	762	79	37	4,518	1,631	311	67	33	47	112	.275	.330	.401	.731
15	Phillies	47	1961	107	.305	155	5,213	584	1,265	185	50	103	549	475	46	928	56	30	5,870	1,859	338	108	28	46	130	.243	.310	.357	.667
16	Cubs	49	1994	64	.434	113	3,918	500	1,015	189	26	109	464	364	27	750	69	53	4,386	1,583	324	54	23	26	84	.259	.325	.404	.729
17	Mariners	49	1994	63	.438	112	3,883	569	1,045	211	18	153	549	372	26	652	48	21	4,361	1,751	382	48	32	42	87	.269	.335	.451	.786
18	Braves	50	1981	56	.472	107	3,642	395	886	148	22	64	366	321	18	540	98	39	4,055	1,270	234	56	18	38	83	.243	.306	.349	.655
19	Royals	50	1981	53	.485	103	3,560	397	952	169	29	61	381	301	17	419	100	53	3,941	1,362	259	28	35	34	84	.267	.325	.383	.707
20	Mets	50	1965	112	.309	164	5,441	495	1,202	203	27	107	460	392	39	1,129	28	42	5,976	1,780	337	76	28	40	121	.221	.277	.327	.604
21	Pirates	50	1953	104	.325	154	5,253	622	1,297	178	49	99	571	524	36	715	41	39	5,902	1,870	326	89			117	.247	.319	.356	.675
22	Tigers	50	1952	104	.325	156	5,258	557	1,278	190	37	103	529	553	23	603	27	38	5,914	1,851	330	80			146	.243	.318	.352	.670
23	Astros	51	2013	111	.315	162	5,457	610	1,307	266	16	148	566	426	52	1,535	110	61	6,019	2,049	430	46	38	17	110	.240	.299	.375	.674
24	Diamondbacks	51	2004	111	.315	162	5,544	615	1,401	295	38	135	582	441	35	1,022	53	32	6,113	2,177	468	56	37	38	137	.253	.310	.393	.703
25	Athletics	51	1994	63	.447	114	3,885	549	1,009	178	13	113	515	417	18	686	91	39	4,395	1,552	304	24	51	21	79	.260	.330	.399	.730