Nicolas Dubois is a Belgian voice actor known for his extensive work in the French dubbing of animated series and films, particularly in the realm of anime and action-oriented shows. He has built a career lending his voice to a wide array of characters across numerous popular franchises.

One of his notable roles is in the series BeyWheelz: Powered by Beyblade, where he voices the character Gigante and also serves as the narrator for the French version. This role is part of a broader association with the Beyblade franchise; he also provided the voice for Eddy in the earlier Beyblade series.

Dubois has a significant presence in the Yu-Gi-Oh! franchise. He voiced the antagonist Marek Ishtar in the original Yu-Gi-Oh! series and its movie, Yu-Gi-Oh! 3D: Bonds Beyond Time, and took on the role of Sartorius in Yu-Gi-Oh! GX. His work also extends to other major anime, such as providing the first French voice for the character Kimimaro Kaguya in both Naruto and Naruto Shippūden.

In addition to these, his filmography includes roles in a variety of other series. He has voiced characters in Detective Conan, The File of Young Kindaichi, and Saiyuki. His work is not limited to anime; he also voiced Starscream in the French version of the American series Transformers Prime. Within the Pokémon animated series, he has taken on several roles, including the voice of Aldo, a member of the Kanto Elite Four, Professor Icarus, and Fernando. His work also includes voice roles in live-action dubbing, such as for the Korean film Oldboy, and video games, including the French voice for Kimimaro Kaguya in Naruto x Boruto: Ultimate Ninja Storm Connections.