IrelandCoaching career
1Every stint in Joey O'Brien's managerial and playing career, in chronological order. Club names link through to team pages with recent form, squad, and head-to-head stats.
Shelbourne F.C.2025–present
Playing career
7Republic of Ireland national under-20 football team?–present
Bolton Wanderers F.C.2004–2011
Sheffield Wednesday F.C.2004–2005
Republic of Ireland national under-21 football team2005–2006
Republic of Ireland men's national association football team2006–2007
West Ham United F.C.2011–2016
Shamrock Rovers F.C.2018–2021