Hideyuki Umezu is a veteran Japanese voice actor born on July 24, 1955, in Aichi Prefecture. He is affiliated with 81 Produce.
Characters portrayed by Hideyuki Umezu:
- Professor Akadama in The Eccentric Family
- Aston Collins in Blood+
- Armonia Justin Beyondormason in Death Note
- David Rutherford in Blue Comet SPT Layzner
- Earl of Sandwich in Le Chevalier d'Eon
- Ernest Fargo in Lord El-Melloi II Case Files
- Eurus in Tenkai Knights
- Geschutz in Suikoden
- Gauss Magnets in MegaMan NT Warrior (2002)
- Gonzo, Miss Piggy, Emily Bear (Fozzie's mother), and Dr. Bunsen Honeydew in the Japanese dub of The Muppet Christmas Carol
- Arth in Mobile Suit Gundam: The 08th MS Team
- Ian Vashti in Mobile Suit Gundam 00
- Hill Dawson in Mobile Suit Gundam Unicorn
- Karl in Bravely Default
- Kouhei Kitani in sweet pool (Credited as Hideyuki Akizuki)
- Lee Shuwen in Ehrgeiz
- Mushibakinman II in Anpanman
- Naga in Bakugan Battle Brawlers
- The priest in Sailor Moon
- The Professor in PlayStation All-Stars Battle Royale
- Sabakichi Kumasawa in Umineko: When They Cry
- Sleipnir in Mahou Sentai Magiranger
- Tactical Psyma Beast Spiderus in Kyūkyū Sentai GoGoV
- Steve in Rogue Galaxy
- Fifth Omni Dragon Lord, Tenbu in Future Card Buddyfight
- Vindel Mauser in Super Robot Wars
- Wile E. Coyote in the Japanese dub of Looney Tunes
- Dr. Wily as of Mega Man 11 (succeeding the late Takeshi Aono)
- Zazu in the Japanese dub of The Lion King (1994)
