Eight players have been honored with their #20 retired by nine teams; Robinson gets double the glory from both the Reds and the Orioles.
Monte Irvin, New York Giants
Irvin was a 1973 inductee into the Hall of Fame via the Negro League Committee. He played with Larry Doby on the champion Newark Eagles team of 1946, and continued playing in the Negro Leagues through 1948. In 1949, he got his shot with the New York Giants, debuting July 8 as a pinch hitter against the Brooklyn Dodgers. Irvin batted .293 in his 8-year major league career.
Don Sutton, Los Angeles Dodgers
Frank Robinson, Baltimore Orioles
Frank Robinson, Cincinnati Reds
Frank White, Kansas City Royals
Lou Brock, St. Louis Cardinals
Luis Gonzalez, Arizona Diamondbacks
Mike Schmidt, Philadelphia Phillies
Pie Traynor, Pittsburgh Pirates