In MLB history, the player who hit the second most home runs in a season was Mark McGwire who hit 70 in 1998.
Through the 2009 season, that is Luis Gonzalez who hit 57 home runs in 2001.
David Ortiz set the single-season record for most home runs by a Boston Red Sox player in 2006. He hit 54 home runs that year, which was the most in the American League.
The record is still held by Barry Bonds.
Barry Bonds is the official MLB record holder for most home runs in both a season (73) and in a career (762).
Barry Bonds hit the most home runs in a season with 73 in 2001.
Sal Sciara 5'3.5"
Chipper Jones led the Braves in home runs in the 2007 season with 29. Andruw Jones was second with 26.
The most home runs Hank Aaron hit in one season was 47, in 1971.
That was Hall of Famer Hack Wilson who, at 5'6", hit 56 home runs for the 1930 Chicago Cubs.
Barry Bonds 2001 he hit 73
49 by Harmon Killebrew in 1964 and 1969.