Frank Baker Jr. (January 11, 1944 – January 28, 2010) was an American professional baseball player. He was a backup outfielder in Major League Baseball who played for the Cleveland Indians in the 1969 and 1971 seasons. Listed at 5 feet 10 inches (1.78 m), 180 pounds (82 kg), he batted left-handed and threw right-handed. In part of two season for the Indians, Baker was a .286 hitter (82-for-353) with four home runs and 38 runs batted in in 125 games. In a seven-season minors career, he hit .284 with 51 homers and 235 RBI in 703 games.