Marc Weiss is a Belgian actor known for his work in French-language dubbing for animated series and films. He was born on July 23, 1979, in Anderlecht, Belgium. His voice acting career includes a variety of roles in major anime franchises.

Among his notable performances, Weiss voices Minami in the French dub of the romantic comedy series More Than a Married Couple, But Not Lovers. This production was handled by Iyuno Belgium, with Jean-Marc Delhausse serving as director. He also provides the voice for Katasuke Tôno, a supporting scientist character, in the French version of Boruto: Naruto Next Generations.

Weiss has an extensive history with the Pokémon anime franchise. His roles in this series include Saizo in Pokémon XY, Laki in Pokémon Sun & Moon, Kevin in the twelfth film Pokémon: Arceus and the Jewel of Life, and Charles in the thirteenth film Pokémon: Zoroark: Master of Illusions. His other anime voice credits include Kenta in the third season of Initial D and Velocitor in Transformers: Beast Machines.