IrelandCoaching career
1Every stint in Mick 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.
Queens Park Rangers F.C.?–present
Playing career
16Blyth Spartans A.F.C.?–present
Celtic F.C.?–present
Brentford F.C.1914–1915
Alloa Athletic F.C.1918–1919
South Shields F.C.1919–1920
Queens Park Rangers F.C.1920–1922
Ireland national football team1921–1927
The Football League XI1921–1921
Leicester City F.C.1922–1924
Hull City A.F.C.1924–1926
Derby County F.C.1926–1928
Brooklyn Wanderers1926–1926
Republic of Ireland men's national association football team1927–1932
Walsall F.C.1928–1929
Norwich City F.C.1929–1931
Watford F.C.1931–1933