what player hit the most home runs on may 21

6 players are tied for the most career home runs on May 21, with 7 home runs. The first three are Ryan Howard, Jose Canseco and Willie Horton.

	NAME	HR	G	AB	R	H	2B	3B	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS
1	Ryan Howard R. Howard	7	9	37	11	15	2	0	14	2	0	11	0	0	39	38	9	0	0	0	0	.405	.436	1.027	1.463
2	Jose Canseco J. Canseco	7	11	45	13	13	2	0	11	5	0	13	0	0	50	36	9	0	0	0	2	.289	.360	.800	1.160
3	Willie Horton W. Horton	7	17	54	12	18	3	0	19	11	0	5	0	0	65	42	10	0	0	1	1	.333	.446	.778	1.224
4	Orlando Cepeda O. Cepeda	7	13	49	9	12	0	0	13	6	0	5	1	0	55	33	7	0	0	0	1	.245	.327	.673	1.001
5	Jimmie Foxx J. Foxx	7	15	55	14	16	0	2	21	16	0	6	1		71	41	9	0			0	.291	.451	.745	1.196
6	Babe Ruth B. Ruth	7	17	58	16	20	5	2	17	13	0	7	0		71	50	14	0				.345	.465	.862	1.327
7	Edwin Encarnacion E. Encarnacion	6	10	37	10	14	2	0	12	3	0	7	0	0	41	34	8	0	1	0	0	.378	.415	.919	1.334
8	Robin Ventura R. Ventura	6	11	33	10	12	1	0	15	7	0	2	0	0	42	31	7	1	1	2	1	.364	.463	.939	1.403
9	Carl Yastrzemski C. Yastrzemski	6	23	83	22	26	1	2	18	18	0	8	3	1	102	49	9	0	1	2	1	.313	.431	.590	1.022
10	Hank Aaron H. Aaron	6	19	66	11	21	3	0	15	5	0	10	0	0	71	42	9	0	0	0	2	.318	.366	.636	1.003
11	Willie Mays W. Mays	6	19	69	10	15	1	1	14	8	0	12	2	1	78	36	8	0	1	0	2	.217	.295	.522	.817
12	Gleyber Torres G. Torres	5	7	22	7	8	0	0	10	3	1	4	0	0	26	23	5	0	0	0	1	.364	.462	1.045	1.507
13	Albert Pujols A. Pujols	5	16	62	12	14	1	0	12	4	2	9	0	0	68	30	6	0	0	2	1	.226	.294	.484	.778
14	Jim Edmonds J. Edmonds	5	12	46	9	14	2	0	12	4	0	12	1	0	50	31	7	0	0	0	0	.304	.360	.674	1.034
15	Mike Piazza M. Piazza	5	12	47	8	17	0	0	13	4	0	4	0	0	51	32	5	0	0	2	2	.362	.412	.681	1.093
16	Larry Walker L. Walker	5	11	40	14	18	6	1	16	3	1	6	4	1	45	41	12	0	1	0	0	.450	.489	1.025	1.514
17	Sammy Sosa S. Sosa	5	13	49	12	14	4	0	13	9	0	10	5	1	58	33	9	0	0	3	2	.286	.397	.673	1.070
18	Matt Williams M. Williams	5	10	40	9	16	5	0	16	1	0	11	0	0	42	36	10	0	1	0	0	.400	.405	.900	1.305
19	Ken Griffey Jr. K. Griffey Jr.	5	17	70	10	24	8	1	16	6	0	9	2	0	76	49	14	0	0	0	2	.343	.395	.700	1.095
20	Rafael Palmeiro R. Palmeiro	5	17	63	13	27	6	0	12	5	0	8	0	0	68	48	11	0	0	1	0	.429	.471	.762	1.232
21	Tony Perez T. Perez	5	15	65	9	20	2	0	16	3	1	11	1	0	71	37	7	0	2	1	2	.308	.338	.569	.907
22	Dick Allen D. Allen	5	12	46	11	17	3	1	13	5	0	10	2	0	51	37	9	0	0	0	3	.370	.431	.804	1.236
23	Willie Stargell W. Stargell	5	17	59	12	18	3	0	12	9	1	11	0	0	71	36	8	0	2	4	1	.305	.394	.610	1.005
24	Roger Maris R. Maris	5	8	27	6	9	0	0	9	2	0	4	0	0	30	24	5	0	1	0	1	.333	.367	.889	1.256
25	Frank Robinson F. Robinson	5	17	56	13	21	4	0	8	5	1	5	2	0	63	40	9	0	1	0	2	.375	.429	.714	1.143