William John Koman (September 16, 1934 – November 1, 2019) was a professional American football linebacker who played in the National Football League for the Baltimore Colts, Philadelphia Eagles, and the Chicago/St. Louis Cardinals. He played college football at the University of North Carolina and was drafted in the eighth round of the 1956 NFL Draft. Koman was a two-time Pro Bowl selection for the Cardinals in 1962 and 1964. He died in St. Louis in 2019.