Francis Joseph Mullins (born May 14, 1957) is an American former professional baseball player. He played in Major League Baseball (MLB) as an infielder. Mullins played at least one game at all four infield positions, but saw most of his playing time at third base and shortstop.

Mullins attended Santa Clara University, and played college baseball for the Santa Clara Broncos. He was drafted by the Chicago White Sox in the 1978 and 1979 amateur drafts.^[1] After the 1979 draft, Mullins went professional.

Mullins made his MLB debut with the White Sox in 1980. After the 1983 season, the White Sox traded Mullins to the Cincinnati Reds for Steve Christmas.^[2] Weeks later, he was selected by the San Francisco Giants in the Rule 5 draft. He saw his greatest amount of playing time with the Giants in 1984, when he batted .218 with 2 home runs in 52 games. After playing in minor league baseball in 1985, the Cleveland Indians purchased Mullins from the Giants.^[3] Mullins played for the Indians in 1986, and was released after the season.