Robert Allen (born Alvah Charles Elliott; October 13, 1894 – December 18, 1975), also known as "Al Elliott", was a professional baseball and professional American football player. Allen's baseball career spanned one season in both Major League Baseball and minor league baseball. Allen played the center field position. Over his career, he played for the Class-A Hartford Senators in the minor leagues and the Philadelphia Athletics in the majors. Allen has a major league career batting average of .136 with three hits in 22 at-bats. He played a total of nine games in the majors. In the minors, he batted .271 in 63 games.