The discography of Richard D. James, a British musician, consists of six studio albums, four compilation albums, 14 extended plays, seven singles, and 12 music videos, all released under his best known alias Aphex Twin.

James has also released one studio album under the alias Polygon Window, one studio album under the alias Caustic Window, and one collaborative album with Mike Paradinas.

Three compilation albums and 35 extended plays were released under other aliases.

Note: "Rubber Johnny" is a short film that features the song "Afx237 v.7", and "Monkey Drummer" is a short music video for the track "Mt Saint Michel + Saint Michaels Mount", both by director Chris Cunningham and both from the album Drukqs.