Marc Thompson (born November 19, 1970) is an American voice actor who works with 4Kids Entertainment, NYAV Post, and DuArt Film and Video.

He voices Donha and Garnia in the 4Kids dub of Tai Chi Chasers.

Other roles include:

Daria - Kevin Thompson, Anthony DeMartino, Timothy O'Neill, Charles "Upchuck" Ruttheimer III, and Jamie White
Huntik: Secrets and Seekers - Dante Vale
Turtles Forever - Casey Jones
Winx Club - Knut the Ogre
Dinosaur King - Seth, Foolscap, Additional Voices
One Piece (4Kids) - Don Krieg
F-Zero: GP Legend - Jack Levin, Bio-Rex, Security Division Member
Yu-gi-oh! - Duke Devlin, Valon, Raphael, Additional Voices
Yu-gi-oh! GX - Axel Brodie, Mr. Huffington, Skilled White Magician, Jagger Princeton, Frost, Young Kagemaru, The D, Chazz Princeton, Additional Voices
Yu-gi-oh! 5D's - Lazar, Hunter Pace, Roman Goodwin, Sayer, Brodor, Additional Voices
Yu-gi-oh! Zexal - Astral
Ultimate Muscle: The Kinnikuman Legacy - Kid Muscle, Eskara, Tyrannoclaw, Ramenman
G.I. Joe Sigma Six - Cobra Commander, Destro, Zartan
Pokemon - Saturn, Maxie
Pokemon Chronicles - Attila
Viva Pinata - Franklin Fizzlybear