George Robert Preas (June 25, 1933 – February 24, 2007) was an American football lineman in the National Football League for the Baltimore Colts.
Preas grew up in Roanoke, Virginia and played high school football at Jefferson High School, graduating in 1951. He went on to star at Virginia Tech before being drafted by the Baltimore Colts.
Preas played offensive tackle for the Colts from 1955–65, alongside teammates like quarterback Johnny Unitas, receiver Raymond Berry, running back Lenny Moore, left tackle Jim Parker, defensive tackle Art Donovan and defensive end Gino Marchetti.
Preas died in the South Roanoke Nursing Home in 2007.