most home runs before the 40th game in a season

Barry Bonds has smashed the most homers before the 40th inning in a season, with 73 home runs in 2001.

Interpreted as:

most home runs by a player before the 40th game in a season

	NAME	HR	SEASON	TM	G	AB	H	2B	3B	RBI	BB	HBP	SO	PA	TB	XBH	SH	SF	IBB	AVG	OBP	SLG	OPS
1	Barry Bonds B. Bonds	73	2001	SFG	153	476	156	32	2	137	177	9	93	664	411	107	0	2	35	.328	.515	.863	1.379
2	Mark McGwire M. McGwire	70	1998	STL	155	509	152	21	0	147	162	6	155	681	383	91	0	4	28	.299	.470	.752	1.222
3	Sammy Sosa S. Sosa	66	1998	CHC	159	643	198	20	0	158	73	1	171	722	416	86	0	5	14	.308	.377	.647	1.024
4	Mark McGwire M. McGwire	65	1999	STL	152	521	145	21	1	147	133	2	141	661	363	87	0	5	21	.278	.424	.697	1.120
5	Sammy Sosa S. Sosa	64	2001	CHC	160	577	189	34	5	160	116	6	153	711	425	103	0	12	37	.328	.437	.737	1.174
6	Sammy Sosa S. Sosa	63	1999	CHC	162	625	180	24	2	141	78	3	171	712	397	89	0	6	8	.288	.367	.635	1.002
7	Aaron Judge A. Judge	62	2022	NYY	157	570	177	28	0	131	111	6	175	696	391	90	0	5	19	.311	.425	.686	1.111
8	Cal Raleigh C. Raleigh	60	2025	SEA	159	596	147	24	0	125	97	9	188	705	351	84	0	3	17	.247	.359	.589	.948
9	Giancarlo Stanton G. Stanton	59	2017	MIA	159	597	168	32	0	132	85	7	163	692	377	91	0	3	13	.281	.376	.631	1.007
10	Aaron Judge A. Judge	58	2024	NYY	158	559	180	36	1	144	133	9	171	704	392	95	0	2	20	.322	.458	.701	1.159
11	Ryan Howard R. Howard	58	2006	PHI	159	581	182	25	1	149	108	9	181	704	383	84	0	6	37	.313	.425	.659	1.084
12	Mark McGwire M. McGwire	58	1997	TOT	156	540	148	27	0	123	101	9	159	657	349	85	0	7	16	.274	.393	.646	1.039
13	Alex Rodriguez A. Rodriguez	57	2002	TEX	162	624	187	27	2	142	87	10	122	725	389	86	0	4	12	.300	.392	.623	1.015
14	Luis Gonzalez L. Gonzalez	57	2001	ARI	162	609	198	36	7	142	100	14	83	728	419	100	0	5	24	.325	.429	.688	1.117
15	Kyle Schwarber K. Schwarber	56	2025	PHI	162	605	145	23	2	132	107	11	197	724	340	81	0	1	6	.240	.363	.562	.925
16	Ken Griffey Jr. K. Griffey Jr.	56	1998	SEA	161	633	180	33	3	146	76	7	121	720	387	92	0	4	11	.284	.365	.611	.977
17	Ken Griffey Jr. K. Griffey Jr.	56	1997	SEA	157	608	185	34	3	147	76	8	121	704	393	93	0	12	23	.304	.382	.646	1.028
18	Shohei Ohtani S. Ohtani	55	2025	LAD	158	611	172	25	9	102	109	3	187	727	380	89	0	2	20	.282	.392	.622	1.014
19	Shohei Ohtani S. Ohtani	54	2024	LAD	159	636	197	38	7	130	81	6	162	731	411	99	0	5	10	.310	.390	.646	1.036
20	Matt Olson M. Olson	54	2023	ATL	162	608	172	27	3	139	104	4	166	720	367	84	0	4	8	.283	.389	.604	.993
21	Jose Bautista J. Bautista	54	2010	TOR	161	569	148	35	3	124	100	10	116	683	351	92	0	4	2	.260	.378	.617	.995
22	Alex Rodriguez A. Rodriguez	54	2007	NYY	158	583	183	31	0	156	95	21	120	708	376	85	0	9	11	.314	.422	.645	1.067
23	David Ortiz D. Ortiz	54	2006	BOS	151	558	160	29	2	137	119	4	117	686	355	85	0	5	23	.287	.413	.636	1.049
24	Aaron Judge A. Judge	53	2025	NYY	152	542	179	30	2	114	123	7	160	679	372	85	0	7	36	.330	.455	.686	1.141
25	Pete Alonso P. Alonso	53	2019	NYM	160	597	155	30	2	120	72	21	183	693	348	85	0	3	6	.260	.358	.583	.941