Michael Sinterniklaas is a French voice actor and ADR director based in the United States. He has provided voices for a number of English-language versions of Japanese anime films and television series, as well as cartoons and video games. He has worked for Funimation, Studiopolis, Konami Cross Media NY, Central Park Media, Bandai Entertainment, Viz Media and Media Blasters. He is the founder and owner of NYAV Post, a Bi-coastal studio located in New York City and Los Angeles, which dubbed many different anime titles and recorded several original prelay works.

He is best known for his roles as Leonardo in the 2003 series of Teenage Mutant Ninja Turtles, Dean Venture in The Venture Bros. and Taki Tachibana in the English dub of Your Name.

His most notable roles as a voice actor are Leonardo in 2003 series of Teenage Mutant Ninja Turtles, Dean Venture (and other small parts) in the Adult Swim cartoon The Venture Bros, Mikey Simon in the Nicktoons series Kappa Mikey, Orphan in Final Fantasy XIII and as Deady in the 2011 Friday the 13th event of the online MMORPG AdventureQuest Worlds. He also replaced David Moo as Xellos in the English dub of Slayers Revolution and Evolution-R.

He is also a well known voice director, for a variety of shows, such as Berserk, Huntik: Secrets & Seekers, Kappa Mikey, Kurokami: The Animation, Magic User’s Club, Mobile Suit Gundam Unicorn, Samurai Deeper Kyo, Slayers Revolution, Slayers Evolution-R, Let’s Go! Tamagotchi, Three Delivery, Care Bears and The Venture Bros.