The Milwaukee Brewers have lost the fewest games by a team, with 4 losses.

Interpreted as:

MLB teams with least regular-season losses all-time

	TEAM	L	W	L%	G	W%	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	PA	TB	XBH	AVG	OBP	SLG	OPS
1	Brewers	4	8	.333	12	.667	395	53	88	25	0	0		20		70		415	113	25	.223		.286
2	Saints	6	2	.750	9	.250	272	24	49	13	1	0		7		47		279	64	14	.180		.235
3	Brewers	15	21	.417	36	.583	1,271	227	332	58	15	13	165	107	29	114	47	1,407	459	86	.261	.333	.361	.694
4	Quicksteps	16	2	.889	18	.111	521	35	91	8	8	2		22		123		543	121	18	.175		.232
5	Mountain City	19	6	.760	25	.240	899	90	223	30	6	2		22		130		921	271	38	.248		.301
6	Virginians	30	12	.714	46	.286	1,469	194	326	40	33	7		53	24	282		1,546	453	80	.222	.261	.308	.569
7	Mutuals	35	21	.625	57	.375	2,180	260	494	39	15	2	161	18		35		2,198	569	56	.227		.261
8	Outlaw Reds	36	69	.343	105	.657	3,786	703	1,027	118	63	26		147		482		3,933	1,349	207	.271		.356
9	Blues	36	24	.600	63	.400	2,300	293	542	76	15	3	197	64		197		2,364	657	94	.236		.286
10	Grays	45	15	.750	61	.250	2,212	256	552	65	20	2	177	69		214		2,281	663	87	.250		.300
11	Athletics	45	14	.763	60	.237	2,387	378	646	79	35	7	249	27		36		2,414	816	121	.271		.342
12	Keystones	46	21	.687	67	.313	2,518	414	618	108	35	7		103		405		2,621	817	150	.245		.324
13	Monumentals	47	58	.448	106	.552	3,883	662	952	150	26	17		144		652		4,027	1,205	193	.245		.310
14	Stars	48	22	.686	71	.314	2,611	276	592	61	19	5	188	28		238		2,639	706	85	.227		.270
15	Dark Blues	48	78	.381	129	.619	5,022	770	1,348	159	53	6		69				5,091	1,631	218	.268		.325
16	Browns/Stogies	50	41	.549	93	.451	3,212	438	742	127	26	10		119		505		3,331	951	163	.231		.296
17	Reds	51	58	.468	111	.532	3,940	636	928	168	32	19		128		787		4,068	1,217	219	.236		.309
18	Nationals	51	12	.810	63	.190	2,166	248	434	61	24	6		100	16	377		2,282	561	91	.200	.241	.259	.500
19	Brown Stockings	51	73	.411	124	.589	4,656	670	1,173	124	63	3		116				4,772	1,432	190	.252		.308
20	Ward's Wonders	56	76	.424	133	.576	4,887	964	1,352	186	93	34	748	502	42	369	272	5,431	1,826	313	.277	.349	.374	.723
21	Kelly's Killers	57	43	.570	102	.430	3,574	549	838	105	58	28	407	428	36	385	164	4,038	1,143	191	.234	.322	.320	.642
22	Giants	57	74	.435	132	.565	4,913	1,018	1,393	204	97	66	793	486	31	364	231	5,430	1,989	367	.284	.352	.405	.757
23	Blue Stockings	58	46	.558	110	.442	3,712	463	859	153	48	8		157	26	545		3,895	1,132	209	.231	.268	.305	.572
24	Grays	61	65	.484	130	.516	4,925	619	1,300	143	50	15		82				5,007	1,588	208	.264		.322
25	Pirates	62	75	.453	138	.547	4,968	886	1,311	200	95	31	705	492	43	410	276	5,503	1,794	326	.264	.335	.361	.697