Clyde Wayne Mashore (May 29, 1945 – January 24, 2016) was an American Major League Baseball outfielder who played in 241 games over five seasons for the Cincinnati Reds and Montreal Expos of the National League. He batted and threw right-handed. During the 1970 season he was traded to the Expos for Ty Cline. His first career hit, RBI and run scored all came on one swing of the bat on September 14, 1970 against the New York Mets at Montreal's Jarry Park. Starting at centerfield and batting seventh, he slugged a two-run homer off Ray Sadecki in the second inning.