73
Barry Bonds
Barry Bonds set the single season home run record with 73 home runs in 2001.
Barry Bonds of the San Francisco Giants hit 73 home runs during the 2001 season.
2001
That was 34 in 1992, Bonds' final season with the Bucs.
Barry Bonds hit 33 home runs for the 1995 season, and finished the year with 292 career home runs.
As of the 2009 season, Barry Bonds still holds the single seaon home run record with 73.
Barry Bonds with 73 HRs in 2001.
Barry Bonds
Barry Bonds
Barry Bonds hit 45 home runs during the 2004 season.
Mark McGwire broke Roger Maris' record in 1998, when he hit 70 home runs.