Charles Freeman Erb Jr. (December 8, 1902 – March 7, 1952) was an American college football player and coach.

At Manual Arts High School in Los Angeles, Erb was the California player of the year during the 1917 season as an end.

[2] Erb played college football as a quarterback at California from 1920 through 1922, on the undefeated "Wonder Teams" led by head coach Andy Smith.

He was hired at Idaho in May 1926 as head coach and director of athletics,[3] where he compiled a 10–9–5 (.521) record in three seasons.

[9] Erb died of a heart attack, suffered in his sleep during the night of March 7, 1952, at his home in North Hollywood, Los Angeles.