Jack Edward O'Brien (born October 21, 1932) is an American former college and professional football player who was an end in the National Football League (NFL) for three seasons during the mid-1950s.
[1] He attended Jeannette Senior High School,[2] and he played for the Jeannette Jayhawks high school football team.
[5] Together with running back Rick Casares, he was a senior team captain in 1953.
[6] After his NFL career was over, O'Brien returned to Gainesville and graduated from the University of Florida with a bachelor's degree in physical education in 1958.
The Pittsburgh Steelers selected O'Brien in the seventh round (seventy-ninth pick overall) of the 1954 NFL draft,[7] and he played in thirty-one games for the Steelers during three seasons from 1954 to 1956.