Jason Adam Griffith is an American actor. Best known for his voice acting work, he portrayed Sonic the Hedgehog and Shadow the Hedgehog in the 4Kids Entertainment English dub of the anime Sonic X, and reprised both roles for Sonic the Hedgehog video games from 2005 to 2010. His other voice roles for 4Kids Entertainment include Usopp in One Piece, and Brawly in Pokémon, among others. He parted ways with the company in 2010 and has since done voice work for NYAV Post and DuArt Film and Video.