Kyle Schwarber crushed the most home runs in a month in 2021, with 16 home runs in June 2021.

Interpreted as:

most hr by a player in a month in 2021

	NAME	HR	MONTH	G	AB	R	H	2B	3B	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS
1	Kyle Schwarber K. Schwarber	16	June 2021	27	100	22	28	0	0	30	13	1	33	0	0	116	76	16	0	2	0	3	.280	.362	.760	1.122
2	Shohei Ohtani S. Ohtani	13	June 2021	25	81	20	25	6	1	23	16	0	27	4	0	97	72	20	0	0	2	2	.309	.423	.889	1.312
3	Marcus Semien M. Semien	12	September 2021	28	113	21	30	5	0	24	14	1	19	2	0	128	71	17	0	0	0	1	.265	.352	.628	.980
4	Salvador Perez S. Perez	12	August 2021	27	97	15	26	1	0	28	10	3	25	0	0	112	63	13	0	2	1	3	.268	.348	.649	.998
5	Tyler O'Neill T. O'Neill	11	September 2021	29	109	27	33	6	0	27	8	1	38	4	0	119	72	17	0	1	0	3	.303	.353	.661	1.013
6	C.J. Cron	11	August 2021	26	93	18	36	8	0	34	13	1	21	0	0	108	77	19	0	1	2	3	.387	.463	.828	1.291
7	Joey Votto J. Votto	11	July 2021	26	94	18	30	4	1	25	19	2	28	0	0	116	69	16	0	1	2	2	.319	.440	.734	1.174
8	Adolis García A. García	11	May 2021	28	109	17	34	2	0	27	6	0	30	5	0	115	69	13	0	0	0	3	.312	.348	.633	.981
9	Giancarlo Stanton G. Stanton	10	September 2021	25	98	11	28	3	0	25	6	0	28	0	0	105	61	13	0	1	0	4	.286	.324	.622	.946
10	Aaron Judge A. Judge	10	September 2021	27	100	19	24	5	0	23	11	0	27	0	0	113	59	15	0	2	0	4	.240	.310	.590	.900
11	Salvador Perez S. Perez	10	September 2021	28	109	23	31	5	0	27	7	1	28	0	0	118	66	15	0	1	1	2	.284	.331	.606	.936
12	José Abreu J. Abreu	10	August 2021	28	112	22	37	7	0	25	7	3	25	0	0	123	74	17	0	1	0	6	.330	.382	.661	1.043
13	Bryce Harper B. Harper	10	August 2021	28	98	25	33	11	1	25	22	1	21	0	1	124	76	22	1	2	4	1	.337	.455	.776	1.231
14	Hunter Renfroe H. Renfroe	10	August 2021	22	83	19	23	6	0	21	6	0	20	0	0	89	59	16	0	0	0	1	.277	.326	.711	1.037
15	Pete Alonso P. Alonso	10	July 2021	27	104	15	26	4	0	22	8	0	20	0	0	112	60	14	0	0	0	7	.250	.304	.577	.880
16	Jose Altuve J. Altuve	10	June 2021	27	101	24	26	3	0	20	24	1	24	2	0	129	59	13	0	3	1	2	.257	.395	.584	.980
17	Joey Gallo J. Gallo	10	June 2021	24	76	19	20	1	0	18	23	0	25	3	0	99	51	11	0	0	2	0	.263	.434	.671	1.105
18	Jonathan Schoop J. Schoop	10	June 2021	26	106	19	36	8	0	27	6	2	18	1	0	116	74	18	0	2	0	3	.340	.379	.698	1.077
19	Fernando Tatis Jr. F. Tatis Jr.	10	June 2021	25	90	23	27	6	0	19	14	0	31	4	0	104	63	16	0	0	0	0	.300	.394	.700	1.094
20	Vladimir Guerrero Jr. V. Guerrero Jr.	10	June 2021	26	97	24	36	5	1	24	17	0	27	1	1	114	73	16	0	0	1	3	.371	.465	.753	1.217
21	Max Muncy M. Muncy	10	May 2021	26	91	23	30	5	0	19	16	2	25	1	0	109	65	15	0	0	1	0	.330	.440	.714	1.155
22	Francisco Lindor F. Lindor	9	September 2021	27	101	21	27	4	0	25	15	0	27	0	2	117	58	13	0	1	2	2	.267	.359	.574	.933
23	Brandon Belt B. Belt	9	September 2021	22	86	23	30	5	0	18	12	4	21	0	1	102	62	14	0	0	2	3	.349	.451	.721	1.172
24	Nick Castellanos N. Castellanos	9	September 2021	25	98	19	28	5	0	25	7	0	17	1	0	108	60	14	0	3	1	5	.286	.324	.612	.936
25	Paul Goldschmidt P. Goldschmidt	9	September 2021	27	97	29	33	8	0	19	16	2	22	2	0	116	68	17	0	1	1	3	.340	.440	.701	1.141