Jimmie Ronald Schaffer (born April 5, 1936, at Limeport, Pennsylvania) is an American former Major League Baseball catcher with an eight-year career from 1961 to 1968. He played for the St. Louis Cardinals, Chicago Cubs, New York Mets, Philadelphia Phillies and Cincinnati Reds all of the National League and the Chicago White Sox of the American League.
Schaffer also managed in the Baltimore Orioles' farm system, spent one season (1978) as the bullpen coach of the Texas Rangers, and played a similar role for the Kansas City Royals between 1980 and 1988, serving on the Royals' 1980 AL champion and 1985 world champion teams.