Hideyuki Tanaka (田中 秀幸, Tanaka Hideyuki, born November 12, 1950) is a Japanese voice actor, actor and narrator from Tokyo who is attached to Aoni Production. He is a graduate of the Toho Gakuen School of Music. He is most known for his roles in One Piece (as Donquixote Doflamingo), Dokaben (as Tarou Yamada), Kinnikuman (as Terryman), Captain Tsubasa (as Roberto Hongo), Touch (as Eijirou Kashiwaba), Saint Seiya (as Leo Aiolia), Metal Gear (as Hal Emmerich) and Slam Dunk (as Kiminobu Kogure).