Derek John McInnes (born 5 July 1971) is a Scottish former football player who is currently the manager of Aberdeen. McInnes featured prominently for Greenock Morton, Rangers, West Bromwich Albion and Dundee United during his playing career. He won two caps for the Scotland national football team while with West Bromwich.
McInnes became manager of St Johnstone where he had been on the playing staff, in November 2007. He guided the club to promotion to the Scottish Premier League in 2009 and retained that status for two seasons. McInnes was appointed manager of Football League Championship club Bristol City in October 2011. Despite avoiding relegation in 2011–12, McInnes was sacked by Bristol City in January 2013 with the club bottom of the Championship. He was appointed Aberdeen manager in March 2013.