John O'Neill (born 9 September 1935 in Dublin) is an Irish former professional footballer.
He was a defender who started his career with Drumcondra in his native city before moving to Preston North End in April 1958 along with team-mate Alan Kelly.
He eventually went on to replace the legendary Joe Walton at left back and played for Preston 50 times before moving to Barrow.
He spent just the one season at Barrow before emigrating to Hakoah in Australia where he played out his career.
John O'Neill won his only cap for the Republic of Ireland national football team on 28 September 1960 against Wales at Dalymount Park [1].