Ronald Adolphis Johnson (October 17, 1947 – November 10, 2018) was an American football running back. Johnson played college football at the halfback position for the University of Michigan from 1966 to 1968. He set a Michigan school record in 1967 by rushing for 270 yards in a game. In 1968, he became the first African-American to serve as the captain of a Michigan football team. He set an NCAA record by rushing for 347 yards in a game and set Big Ten Conference records with 92 points scored and 1,017 rushing yards in seven conference games. He also set Michigan records with 2,524 career rushing yards, 19 rushing touchdowns in a season, and 139.1 rushing yards per game in 1968.