Patrick Waleffe is a Belgian actor, director, and musician, born on June 16, 1957, in Liège, Belgium. He pursued his artistic training at the Institut National Supérieur des Arts du Spectacle et des Techniques de Diffusion (INSAS) in Brussels. His career is primarily focused on voice work, where he has become a prominent figure in the Belgian French dubbing industry, lending his voice to a wide array of characters in anime, television series, and films.

Waleffe's extensive voiceography includes several notable anime roles. In the series The Faraway Paladin, he voices the character Bart Bagley. He also contributed his voice to the One Piece franchise, taking on the role of the legendary Silvers Rayleigh in the film One Piece Stampede. His work in the Dr. Stone franchise includes the role of Ibara in Dr. Stone: New World, as well as other characters like Mantle and Natri across the series. Additionally, he provided the voice for the character Ancien 3 in the film Harlock: Space Pirate.

Beyond the specific roles mentioned, Waleffe's career is marked by a high volume of work across many popular series. He is part of the voice cast for long-running shows such as One Piece, where he voices multiple characters including Kanjuro and Streusen. He also appears in the French dubs of series like Boruto: Naruto Next Generations, Castlevania, and Lupin III. In addition to his work as a voice actor, Patrick Waleffe is also active as a director, overseeing the French dubbing for some productions.