Frederick Lee "Fritz" Rehor (December 15, 1893 – July 19, 1959) was an American football player. He played college football for Fielding H. Yost's Michigan Wolverines football teams from 1914 to 1916. He also played professional football and was a member of the 1917 professional football champion Massillon Tigers, coached by Knute Rockne. He later operated a drug store in Canton, Ohio.