The Toronto Blue Jays had the best record by a team in October 2021, with a record of 3-0.

	TEAM	REC	MONTH	W%	G	W	L	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	3-0	October 2021	1.000	3	3	0	109	28	38	8	0	11	28	6	2	13	1	0	117	79	19	0	0	0	1	.349	.393	.725	1.118
2	Braves	12-6	October 2021	.667	18	12	6	595	72	148	24	2	25	71	53	5	179	7	1	656	251	51	1	2	5	9	.249	.315	.422	.736
3	Cubs	2-1	October 2021	.667	3	2	1	93	12	23	4	0	3	12	12	1	23	3	1	106	36	7	0	0	0	4	.247	.340	.387	.727
4	Pirates	2-1	October 2021	.667	3	2	1	106	20	37	4	3	2	19	12	1	31	1	1	119	53	9	0	0	1	4	.349	.420	.500	.920
5	Indians	2-1	October 2021	.667	3	2	1	103	17	22	3	0	3	14	8	3	26	6	1	114	34	6	0	0	0	1	.214	.289	.330	.620
6	Twins	2-1	October 2021	.667	3	2	1	108	17	31	6	0	4	16	3	1	22	0	0	113	49	10	0	1	0	3	.287	.310	.454	.763
7	Angels	2-1	October 2021	.667	3	2	1	98	13	22	4	1	4	13	12	1	28	3	0	114	40	9	2	1	3	2	.224	.313	.408	.721
8	Marlins	2-1	October 2021	.667	3	2	1	89	8	20	1	1	2	7	9	1	24	1	0	99	29	4	0	0	0	6	.225	.303	.326	.629
9	Diamondbacks	2-1	October 2021	.667	3	2	1	110	23	34	11	1	4	22	10	0	22	2	2	120	59	16	0	0	1	0	.309	.367	.536	.903
10	Red Sox	9-5	October 2021	.643	14	9	5	495	76	132	19	3	28	75	54	3	120	3	1	556	241	50	3	1	0	16	.267	.342	.487	.829
11	Astros	11-7	October 2021	.611	18	11	7	626	110	174	28	4	24	107	63	8	150	12	0	705	282	56	3	5	7	11	.278	.349	.450	.799
12	Dodgers	9-6	October 2021	.600	15	9	6	498	74	127	20	0	22	73	48	4	119	17	0	556	213	42	3	3	6	10	.255	.324	.428	.751
13	Giants	4-4	October 2021	.500	8	4	4	257	26	50	8	0	8	26	16	1	74	0	0	277	82	16	0	3	0	1	.195	.242	.319	.561
14	White Sox	3-4	October 2021	.429	7	3	4	243	33	70	11	0	6	33	23	5	64	0	1	273	99	17	0	2	0	8	.288	.359	.407	.766
15	Rays	3-4	October 2021	.429	7	3	4	256	36	63	14	1	13	35	23	1	78	8	1	280	118	28	0	0	1	4	.246	.311	.461	.772
16	Reds	1-2	October 2021	.333	3	1	2	101	14	25	8	1	4	14	10	2	30	0	1	115	47	13	1	1	0	2	.248	.325	.465	.790
17	Phillies	1-2	October 2021	.333	3	1	2	99	10	23	4	0	4	10	5	4	40	1	0	110	39	8	1	1	0	1	.232	.294	.394	.688
18	Tigers	1-2	October 2021	.333	3	1	2	99	10	23	4	2	1	10	10	0	31	9	0	111	34	7	0	2	0	3	.232	.297	.343	.641
19	Athletics	1-2	October 2021	.333	3	1	2	107	18	27	3	1	6	17	8	2	26	3	0	118	50	10	0	1	0	0	.252	.314	.467	.781
20	Rangers	1-2	October 2021	.333	3	1	2	98	13	23	2	0	5	13	8	0	17	0	1	106	40	7	0	0	0	2	.235	.292	.408	.701
21	Mets	1-2	October 2021	.333	3	1	2	98	9	23	4	2	3	9	7	0	25	1	1	106	40	9	1	0	1	5	.235	.286	.408	.694
22	Royals	1-2	October 2021	.333	3	1	2	100	14	27	6	0	1	12	10	3	25	3	2	113	36	7	0	0	0	1	.270	.354	.360	.714
23	Padres	1-2	October 2021	.333	3	1	2	102	7	27	9	0	0	7	4	1	27	0	0	111	36	9	1	3	1	2	.265	.291	.353	.644
24	Mariners	1-2	October 2021	.333	3	1	2	98	10	22	7	1	1	10	12	3	26	1	0	114	34	9	1	0	1	2	.224	.327	.347	.674
25	Rockies	1-2	October 2021	.333	3	1	2	106	15	28	4	1	4	14	8	0	29	2	0	115	46	9	1	0	0	3	.264	.316	.434	.750