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Career Leaders & Records for Earned Run Average

Photo of Ed Walsh+ Photo of Addie Joss+ Photo of Jim Devlin Photo of Jack Pfiester Photo of Smoky Joe Wood Photo of Mordecai Brown+ Photo of John Ward+ Photo of Christy Mathewson+ Photo of Al Spalding+ Photo of Tommy Bond Photo of Rube Waddell+ Photo of Walter Johnson+ Photo of Mariano Rivera Photo of Jake Weimer Photo of Orval Overall Photo of Will White Photo of Babe Ruth+ Photo of Ed Reulbach Photo of Jim Scott Photo of Reb Russell

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

Statistic Description: 9 * ER / IP For recent years, leaders need 1 IP per team game played. Bold indicates lowest ERA using current stats Gold means awarded ERA title at end of year.

Minimum of 1000 IP, 3000 PA, 500 games (fielding, 500 IP for Ps), 200 stolen base attempts (catchers) or 80 stolen base attempts (baserunners only since 1951) or 100 decisions for career and active leaderboards for rate statistics.

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