Nicolas Poulin is a Canadian voice actor from Quebec who primarily works in the French dubbing of films and television series. His interest in voice acting began in 2010 when he participated in a youth dubbing workshop. He later pursued higher education in the field, earning a Bachelor's degree in Communications with a focus on cultural and media production strategies from the Université du Québec à Montréal.

Poulin's career is marked by a significant number of principal roles in French-language versions of popular productions. He is notably the French voice of Miles Morales in the animated Spider-Verse film trilogy, including Spider-Man: Into the Spider-Verse and Spider-Man: Across the Spider-Verse. His film work also includes dubbing roles in major motion pictures such as West Side Story, Scream VI, Gran Turismo, and Moana 2. In addition to film, he has lent his voice to characters in television series like Gen V and The Hardy Boys.

In the realm of animated series, Poulin voices the main protagonist, Dan Kouzo, in the French Canadian version of the Bakugan franchise. This includes the series Bakugan: Battle Planet and its sequel, Bakugan: Armored Alliance. This role places him at the center of a long-running, internationally co-produced animated series aimed at younger audiences.

Poulin's professional profile also lists skills in singing, performing at a professional level as a tenor. Beyond voice work, he has expanded into on-screen fiction roles and musical theatre, securing a principal role in the musical production Le chanteur de noces in 2024. His body of work demonstrates a consistent collaboration with Quebec-based dubbing studios such as Difuze and Cinélume.