Jamie Hagan (born 15 April 1987 in Dublin) is an Irish rugby player for London Irish in the Aviva Premiership. Jamie's playing position is Prop. Jamie is from Balbriggan in Dublin.
Jamie started with the Leinster Rugby Academy and in 2009, signed for Connacht on a two-year contract, starting at tighthead prop. He played in fifty games for Connacht before returning to Leinster in 2011. Hagan scored only one try in his three years with Leinster, in a 42–13 win over Irish rivals Ulster.
It was announced on 25 March 2013, that Hagan will be joining Aviva Premiership side London Irish, on a three-year contract, at the end of the 2012–13 season.