IrelandCoaching career
1Every stint in Gary Breen's managerial and playing career, in chronological order. Club names link through to team pages with recent form, squad, and head-to-head stats.
Barnet F.C.?–present
Playing career
12Republic of Ireland national under-21 football team?–present
Charlton Athletic F.C.1990–1991
Maidstone United F.C.1991–1992
Gillingham F.C.1992–1994
Peterborough United F.C.1994–1996
Birmingham City F.C.1996–1997
Republic of Ireland men's national association football team1996–2006
Coventry City F.C.1997–2002
West Ham United F.C.2002–2003
Sunderland A.F.C.2003–2006
Wolverhampton Wanderers F.C.2006–2008
Barnet F.C.2008–2010