Career
Ryan plays as a Propagation He previously played for Dolphin, Munster, Zebre and Lazio. Ryan played for Munster between 2009 and 2010 after being promoted from a development contract.
lieutenant was announced in Spring 2011 that Ryan was leaving Munster to join Lazio Roma in Italy.
He moved to Zebre for the 2012-2013 season. In April 2014, it was announced that he would join Ulster on a 2-year deal from the 2014-2015 season.