MLB Single Season Home Run Leaders

Rank	Player	Home Runs
1	Barry Bonds, SF	73
2	Mark McGwire, STL	70
3	Sammy Sosa, CHI	66
4	Mark McGwire, STL	65
5	Sammy Sosa, CHC	64
6	Sammy Sosa, CHI	63
7	Roger Maris, NY	61
8	Babe Ruth, NY	60
9	Babe Ruth, NY	59
10	Mark McGwire, OAK/STL	58
11	Jimmie Foxx, PHI	58
12	Hank Greenberg, DET	58
13	Alex Rodriguez, TEX	57
14	Luis Gonzalez, ARI	57
15	Ken Griffey, SEA	56
16	Hack Wilson, CHI	56
17	Ken Griffey, SEA	56
18	Ralph Kiner, PIT	54
19	Babe Ruth, NY	54
20	Mickey Mantle, NY	54
21	Babe Ruth, NY	54
22	George Foster, CIN	52
23	Mark McGwire, OAK	52
24	Willie Mays, SF	52
25	Mickey Mantle, NY	52
26	Alex Rodriguez, TEX	52
27	Jim Thome, CLE	52
28	Willie Mays, NY	51
29	Cecil Fielder, DET	51
30	Ralph Kiner, PIT	51
31	Johnny Mize, NY	51
32	Andruw Jones, ATL	51
33	Greg Vaughn, SD	50
34	Albert Belle, CLE	50
35	Brady Anderson, BAL	50
36	Jimmie Foxx, BOS	50
37	Sammy Sosa, CHI	50
38	Ted Kluszewski, CIN	49
39	Mark McGwire, OAK	49
40	Lou Gehrig, NY	49
41	Albert Belle, CHI	49
42	Harmon Killebrew, MIN	49
43	Harmon Killebrew, MIN	49
44	Willie Mays, SF	49
45	Andre Dawson, CHI	49
46	Larry Walker, COL	49
47	Lou Gehrig, NY	49
48	Frank Robinson, BAL	49
49	Babe Ruth, NY	49
50	Barry Bonds, SF	49