Richard Joseph Edwin Douglas (born 6 February 1987) is a former professional Australian rules football player who played for the Adelaide Football Club in the Australian Football League (AFL). He was drafted by Adelaide with pick 16 in the 2005 national draft.
After impressing for Glenelg in the SANFL, Douglas made his AFL debut in round 21 of 2006, his first season, against Port Adelaide. He played two further games for the season, including a Qualifying Final. Douglas established himself in the side over the next two years, playing 13 games in 2007 and 22 of a possible 23 games in 2008.