Edward Augustine Walsh (May 14, 1881 – May 26, 1959) was a Major League Baseball pitcher. He holds the record for lowest career ERA, 1.82. Born in Plains Township, Pennsylvania, Walsh had a brief though remarkable major league career. He made his major league debut in 1904 with the Chicago White Sox and pitched his first full season in 1906, going 17-13 with a 1.88 ERA and 171 strikeouts.