Jamie O'Reilly (born 28 April 1988) is an Irish Gaelic footballer. He was a part of the Down minor team in 2005 when they won the All Ireland and the Down Under 21 team that won Ulster Championships in 2008 and 2009. O'Reilly was part of the Down senior team in 2009. He has also played Australian rules football for the Richmond Football Club in the Australian Football League (AFL). In 2011, O'Reilly ended contract renewal negotiations with the Tigers, announcing his intention to instead return to Ireland and Gaelic football.