Fury Gene Tenace (/ˈtɛnɪs/; born Fiore Gino Tenacci; October 10, 1946), better known as Gene Tenace, is an American former professional baseball player and coach. He played as a catcher and first baseman in Major League Baseball from 1969 through 1983, most notably as a member of the Oakland Athletics dynasty that won three consecutive World Series championships between 1972 and 1974. After his playing days ended, Tenace coached for several organizations, most notably for the Toronto Blue Jays.