Eddy Rodriguez has the most career home runs per game, with 0.5.

Interpreted as:

MLB most home runs per game by a player

	NAME	HR/G	HR	G	AB	R	H	2B	3B	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS	WRC	WRAA	WOBA	WRC+	BRAA
1	Eddy Rodriguez E. Rodriguez	0.5	1	2	5	1	1	0	0	1	2	0	3	0	0	7	4	1	0	0	0	0	.200	.429	.800	1.229	2	1	.491	222	1
2	Keith McDonald K. McDonald	0.38	3	8	9	3	3	0	0	5	2	0	2	0	0	11	12	3	0	0	0	1	.333	.455	1.333	1.788	5	3.1	.662	304	3.1
3	Joe Dunand J. Dunand	0.33	1	3	10	2	3	1	0	1	0	1	3	0	0	11	7	2	0	0	0	0	.300	.364	.700	1.064	2	1.2	.449	194	1.2
4	Chad Santos C. Santos	0.33	1	3	7	2	3	0	0	2	1	0	2	0	0	8	6	1	0	0	0	0	.429	.500	.857	1.357	3	1.5	.557	242	1.5
5	Ray Sadler R. Sadler	0.33	1	3	8	1	2	0	0	1	0	0	1	0	0	8	5	1	0	0	0	0	.250	.250	.625	.875	1	0.2	.363	121	0.2
6	Jeff Bittiger J. Bittiger	0.33	1	3	3	1	1	0	0	1	0	0	1	0	0	4	4	1	1	0	0	0	.333	.333	1.333	1.667	2	1.2	.698	353	1.2
7	Bill Southworth B. Southworth	0.33	1	3	7	2	2	0	0	2	0	2	3	0	0	9	5	1	0	0	0	0	.286	.444	.714	1.159	2	1.3	.500	226	1.3
8	Mahlon Higbee M. Higbee	0.33	1	3	10	2	4	0	0	5	0	0	2	0	0	11	7	1	1				.400	.400	.700	1.100	3	1.3	.489	180	1.2
9	Tom Sullivan T. Sullivan	0.33	1	3	4	1	1	0	0	2	0	0	1	0	0	4	4	1	0				.250	.250	1.000	1.250	1	0.6	.519	184	0.5
10	Luke Stuart L. Stuart	0.33	1	3	3	2	1	0	0	2	0	0	1	0	0	3	4	1	0				.333	.333	1.333	1.667	1	0.8	.692	290	0.8
11	Frank O'Connor F. O'Connor	0.33	1	3	2	1	2	0	0	3	0	0	0	0		2	5	1					1.000	1.000	2.500	3.500	2	1.9	1.453	671	1.9
12	Hercules Burnett H. Burnett	0.33	2	6	21	7	7	0	1	3	3	0	2	3		25	15	3	1				.333	.417	.714	1.131	7	3.2	.480	171	3.2
13	George Crosby G. Crosby	0.33	1	3	13	1	4	0	0	1	0		1			13	7	1					.308		.538		3	1	.373	134	0.7
14	Aaron Judge A. Judge	0.32	315	992	3,559	736	1,026	173	5	716	693	33	1,204	53	16	4,311	2,154	493	0	26	68	100	.288	.406	.605	1.012	888	372.1	.420	174	375.6
15	Mark McGwire M. McGwire	0.31	583	1,874	6,187	1,167	1,626	252	6	1,414	1,317	75	1,596	12	8	7,660	3,639	841	3	78	150	147	.263	.394	.588	.982	1480	564.9	.415	157	558.2
16	Luisangel Acuña L. Acuña	0.3	3	10	32	6	12	2	1	6	1	0	4	0	1	33	25	6	0	0	0	1	.375	.394	.781	1.175	9	4.8	.491	224	4.9
17	Brian McCall B. McCall	0.29	2	7	15	3	3	0	0	3	1	0	4	0	0	16	9	2	0	0	0	0	.200	.250	.600	.850	2	0.7	.361	124	0.6
18	Buddy Gilbert B. Gilbert	0.29	2	7	20	4	3	0	0	2	3	0	4	0	0	23	9	2	0	0	0	0	.150	.261	.450	.711	3	-0.1	.314	84	-0.5
19	Babe Ruth B. Ruth	0.29	714	2,503	8,399	2,174	2,873	506	136	2,214	2,062	43	1,330	123		10,617	5,793	1,356	113				.342	.474	.690	1.164	2727	1,436.8	.513	197	1,369.6
20	Pete Alonso P. Alonso	0.27	226	841	3,121	492	778	142	7	586	357	84	816	17	2	3,587	1,612	375	0	25	42	85	.249	.340	.517	.856	564	132	.359	132	141.2
21	Shohei Ohtani S. Ohtani	0.26	224	857	3,105	559	871	166	36	563	431	22	917	142	37	3,576	1,781	426	0	18	68	40	.281	.370	.574	.944	655	227.5	.392	152	222.4
22	Jasson Domínguez J. Domínguez	0.26	6	23	78	13	17	2	0	11	9	0	24	6	0	87	37	8	0	0	0	1	.218	.299	.474	.773	12	1.3	.331	114	1.5
23	Yordan Alvarez Y. Alvarez	0.26	164	629	2,290	412	683	148	6	466	318	40	533	8	1	2,668	1,335	318	0	20	37	59	.298	.390	.583	.973	521	202.3	.406	166	208.6
24	Giancarlo Stanton G. Stanton	0.26	429	1,647	6,020	907	1,551	305	11	1,103	775	53	1,962	42	15	6,887	3,165	745	0	39	88	152	.258	.345	.526	.871	1094	295.7	.368	135	289.7
25	Sammy Sosa S. Sosa	0.26	609	2,354	8,813	1,475	2,408	379	45	1,667	929	59	2,306	234	107	9,896	4,704	1,033	17	78	154	202	.273	.344	.534	.878	1559	345.1	.370	124	307.3