Patrick Descamps is a Belgian actor whose career spans theater, film, television, and voice work. Born in Mons, Belgium, he is a graduate of the Conservatoire de Mons, where he earned first prizes in declamation and phonetics. His extensive background in theater includes work as an actor, director, and professor, as well as serving as the artistic director of the Théâtre de l'Ancre in Charleroi. This stage career led to several accolades, including the Ève du meilleur comédien in 1985 and the Prix Tenue de ville du meilleur comédien in 1996. Information regarding his birth date is inconsistent, with sources citing both December 13, 1956 and July 13, 1956. He transitioned to screen acting in the early 2000s, appearing in French and Belgian films and television series.

Within the realm of anime and animation, Descamps has built a substantial career in dubbing, lending his voice to French-language versions of numerous animated series and films. He is particularly recognized for his long-standing role as Giovanni, the leader of Team Rocket, in the French dub of the Pokémon anime, a character he voiced across multiple series including Pokémon Advanced, Pokémon XY, and Pokémon Soleil et Lune, as well as in the films Mewtwo contre-attaque and Le Retour de Mewtwo. Another notable role is that of the sorcerer Boax in the film Princess Arete. He provided the voice for Jet Black in the French dub of Cowboy Bebop: The Movie. His other significant anime credits include Magneto in X-Men: Evolution, the narrator in Saint Seiya: Soul of Gold, Unicron in Transformers: Prime, and Hajrudin and Riku Doldo III in One Piece. His voice work also extends to American animation, where he has voiced characters such as Cogliostro in Spawn, Oncle Ben in Ultimate Spider-Man, and Thanos in Les Gardiens de la Galaxie.

Descamps' career in dubbing is marked by a frequent association with authoritative or villainous characters, drawing on the vocal gravitas honed through his theater training. Beyond animation, he is also a voice actor for live-action dubbing, having voiced prominent actors such as Robert De Niro in films like Malavita and Al Pacino in Le Marchand de Venise. His contributions to the performing arts have been recognized with several awards for his theater and film work, underscoring a career defined by versatility and a strong command of his craft.