What pitcher had the lowest ERA in post world war 2?

Answer 1

RHP Edward "Big Ed" Augustine Walsh, who debuted in Major League Baseball MLB) for the American League (AL) Chicago White Sox on May 7, 1904, pitched 14 seasons in MLB -- all but one with the Chicago White Sox -- with a career Win-Loss record of 195-126 in 2964 innings pitched in 430 games (315 games started and 250 complete games). Walsh hold the MLB record for the lowest career ERA, posting a career ERA of 1.82.

Answer 2

Eliminating pitchers who may have thrown only a few innings or games during any particular year, the lowest ERA for a season belongs to Bob Gibson (of the St. Louis Cardinals); in 1968 his ERA was 1.12 . . . Dwight Gooden (of the New York Mets) would have had the next-lowest ERA, that being 1.53 during the 1985 season.

Answer 3

Sandy Koufax has the least for a first round inductee.

Answer 4

Ed Walsh with in ERA of 1.82

Answer 5

Fernando Rodney in 2012. 0.61 ERA