Career
He made his debut for Dublin in 2009 against his native Limerick in the National Hurling League. He made his championship debut with Limerick in 2003 against Offaly in the All Ireland Qualifiers. O'Brien hung up his boots in August 2013.
He made his debut for Dublin in 2009 against his native Limerick in the National Hurling League. He made his championship debut with Limerick in 2003 against Offaly in the All Ireland Qualifiers. O'Brien hung up his boots in August 2013.
During his time with Dublin he has won one Leinster Senior Hurling Championship winner's medal (2013) one National Hurling League winner's medal and has been a runner-up in two Leinster finals. Maurice has won the All-Ireland Under 21 Hurling Championship and the Munster U21 championship with Limerick in 2001 and 2002. O'Brien Won 2 Dr Harty Cup's and 2 All Ireland College's (Dr Croke Cup) with St Colmans College, Fermoy in 2001 & 2002, He also won a Fitzgibbon Cup medal with Limerick Institute of technology (LIT) in 2007.