Robert Sadowski (February 19, 1938 – August 5, 2018) was a pitcher in Major League Baseball who played from 1963 through 1966 for the Milwaukee Braves (1963–65) and Boston Red Sox (1966). Sadowski batted and threw right-handed. He debuted on June 19, 1963 and played his final game on July 4, 1966. He was the brother of Ed Sadowski and Ted Sadowski, and uncle of Jim Sadowski. He was not, however, related to third baseman Bob Sadowski, who played for four MLB teams between 1960 and 1963.