The American League leader in home runs for the 2006 season was David Ortiz of the Boston Red Sox with 54.
In 2007 Alex Rodriguez led the American League in home runs with 54
Napolean Lajoie of the Philadelphia Athletics led the American League in home runs in 1901 with 14.
Socks Seybold of the Philadelphia Athletics led the American League in home runs in 1902 with 16.
Carlos Pena of the Tampa Bay Rays led the American League in home runs in 2009 with 39.
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.
Andruw Jones led the National League with 51 home runs in 2005, Alex Ridriguez hit 48 home runs to lead the American League.
In 2005 Andruw Jones led the National League in home runs with 51, and Alex Rodriguez led the American League with 49.
Ryan Howard of the Phillies hit 58 homeruns in 2006.
That was Mark McGwire, with 49.
Babe Ruth lead the American League with 46 home runs in 1929.
In 2008, National league player from the Philadelphia Phillies Ryan Howard led with 47 home runs. The American League player from Detroit Tigers, Miguel Cabrera led with 37 home runs
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