Grégory Lerigab is a French voice actor known for his work in dubbing foreign productions, including animation and live-action series, into French. He is also active as a musician, singer, and songwriter. He is associated with the online alias Gregosensei and is from Paris, France.

Lerigab has built a career spanning various genres, with a vocal profile that includes young adult and adult male characters in a medium to deep tone. In the realm of anime and animation, he provided the French voice for a main character in the television series Re:Monster, which began airing in the spring of 2024. His other anime dubbing credits include supporting roles in several other series.

Beyond anime, his voice work is extensive in the dubbing of American films and television series. Notable credits include voicing Hobie Brown, also known as Spider-Punk, in the 2023 animated film Spider-Man: Across the Spider-Verse. He has also lent his voice to characters in major series such as the 2024 live-action adaptation of Fallout, where he voiced Lloyd Hawthorne, and the fantasy series House of the Dragon, in which he voiced Grand Maester Orwyle. His other prominent dubbing roles include characters in the series Upload, The Sandman, Andor, and the film The Creator.