 Kerry won the Munster Championship in 2013 with Copper getting 1-3 in the final on 7 July at Fitzgerald Stadium.Kerry defeated Cavan in the All-Ireland quarter-finals before losing to Dublin in the semi-final by 3-18 to 3-11 with Copper scoring four points in the game.In February 2014, Cooper suffered a cruciate ligament rupture in the All-Ireland Club Championship semi-final against Castlebar Mitchels which kept him out of action for most of 2014.