 A full Republic of Ireland international, he made his debut in May 2010 and was selected in the UEFA Euro 2012 squad, appearing as a substitute against Spain.Born in Pontefract, West Yorkshire, Green started his professional career as a trainee with Sheffield Wednesday but was released at the age of 16.Upon his release he joined Doncaster Rovers, and progressed through the youth ranks to the first team, making his debut at 19 in a 2–2 draw with Northwich Victoria in the Conference on 19 March 2002.