Jamie Hagan (born 15 April 1987) is an Irish rugby player.

[4] 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 would be joining Aviva Premiership side London Irish, on a three-year contract, at the end of the 2012–13 season.

[5] It was announced on 17 November 2014 that Hagan is returning to Leinster Rugby on a short-term loan deal.

In 2013, he represented Ireland against United States in Houston,[2] replacing starting tight-head prop Mike Ross in the match.