George McCartney (born 29 April 1981) is a Northern Irish footballer. He is a free agent having most recently played for West Ham United. He began his career at Sunderland in 1998. In 2005 he won club's player of the 2004–05 season award, the 2004–05 Football League Championship and was named in the 2004–05 Football League Championship PFA Team of the Year. He moved to West Ham in 2006 before returning to Sunderland under Roy Keane's managership in 2008. He spent one season, the 2010–11 season, on loan with Leeds United before returning in 2011 to play on loan for West Ham. From 2001 until 2010 he also played international football for Northern Ireland.