The player who hit the most home runs in a single season played how many seasons of Major League Baseball ?
50 home run club In Major League Baseball (MLB), the 50 home run club is the group of batters who have hit 50 or more home runs in a single season. Babe Ruth was the first to achieve this, doing so in 1920. By reaching the milestone, he also became the first player to hit 30 and then 40 home runs in a single-season, breaking his own record of 29 from the 1919 season. Ruth subsequently became the first player to reach the 50 home run club on four occasions, repeating the achievement in 1921, 1927 and 1928. He remained the only player to accomplish this until Mark McGwire and Sammy Sosa matched his feat in 1999 and 2001, respectively, thus becoming the only players to achieve four consecutive 50 home run seasons. Barry Bonds hit the most home runs to join the club, collecting 73 in 2001. The most recent player to reach the milestone is Aaron Judge, achieving the feat during the 2017 season.
500 home run club In Major League Baseball (MLB), the 500 home run club is a group of batters who have hit 500 or more regular-season home runs in their careers. On August 11, 1929, Babe Ruth became the first member of the club. Ruth ended his career with 714 home runs, a record which stood from 1935 until Hank Aaron surpassed it in 1974. Aaron's ultimate career total, 755, remained the record until Barry Bonds set the current mark of 762 during the 2007 season. Twenty-seven players are members of the 500 home run club. At .344, Ted Williams holds the highest batting average among the club members while Harmon Killebrew holds the lowest at .256.