Robert Bartmess Friend (November 24, 1930 – February 3, 2019) was an American right-handed starting pitcher in Major League Baseball. He pitched mainly for the Pittsburgh Pirates from 1951 to 1965. He also played for the New York Yankees and New York Mets in his final season of 1966. He is the first man ever to have led the league in ERA while pitching for a last place team.