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Single-Season Leaders & Records for Home Runs

Photo of Barry Bonds Photo of Mark McGwire Photo of Sammy Sosa Photo of Mark McGwire Photo of Sammy Sosa Photo of Sammy Sosa Photo of Roger Maris Photo of Babe Ruth+ Photo of Babe Ruth+ Photo of Jimmie Foxx+ Photo of Hank Greenberg+ Photo of <strong>Ryan Howard</strong> Photo of Mark McGwire Photo of Luis Gonzalez Photo of <strong>Alex Rodriguez</strong> Photo of Ken Griffey+ Photo of Ken Griffey+ Photo of Hack Wilson+ Photo of <strong>Jose Bautista</strong> Photo of Ralph Kiner+

+ - Indicates Hall of Famer. Bold indicates active player.

Statistic Description: Home Runs Hit/Allowed

Only players who finished in the top 40 for the majors in a season will appear on this list.
Leaders from the current season are only included for rate stats after July 1st.


Note that seasons prior to 1876 are not included in single-season marks, but are included in career marks.