Coach Profile
Coaching career
1Every stint in Jack Diffin's managerial and playing career, in chronological order. Club names link through to team pages with recent form, squad, and head-to-head stats.
Port Vale F.C.?–present
Playing career
4Linfield F.C.?–present
Belfast Celtic F.C.?–present
Dartford F.C.?–present
Ireland national football team1931–1931