Alexandre Nguyen is a French voice actor and actor born in Paris on September 7, 1987. He began his career in front of the camera as a child, making his film debut at the age of six in the 1995 French comedy Les Anges Gardiens. However, he is best known for his extensive work in dubbing for French-language audiences, providing voices for numerous characters in animation, live-action series, and video games.

Nguyen has voiced a wide range of leading roles in animated series. In the Digimon franchise, he is known for playing Mikey Kudo in the series Digimon Fusion. His other significant animation roles include Ryder in the popular preschool series PAW Patrol: La Pat'Patrouille, Nino Lahiffe in Miraculous: Les Aventures de Ladybug et Chat Noir, and Bolin in The Legend of Korra. He has also voiced Arthur Pendragon in the animated film Shrek the Third and Terence in Tinker Bell. In anime, his credits include the adult version of Gon in Hunter x Hunter (2011), Ippo Makunouchi in Ippo the Challenger, Ginta Toramizu in Mär, and Yuta Okkotsu in Jujutsu Kaisen.

Beyond animation, Nguyen is a prolific dubber for live-action films and television series. He has served as the regular French voice for actors such as Josh Hutcherson, John Cho, Tyler Posey, Ki Hong Lee, and Jake T. Austin. His notable live-action dubbing roles include Scott McCall in Teen Wolf, Ivar the Boneless in Vikings, Kevin Tran in Supernatural, Stevie Kenarban in Malcolm in the Middle, and Junior Kyle in Ma famille d'abord (Step by Step). In the video game field, he is recognized for providing the voice of Prompto in Final Fantasy XV, Norio in Ghost of Tsushima, Phoenix in Valorant, and Ekko in League of Legends.

Throughout his career, Nguyen has had recurring collaborations with several actors, consistently providing their French voices across multiple projects. These include Josh Hutcherson in films such as The Secret of Terabithia and the Journey to the Center of the Earth series, John Cho in the Star Trek reboot films, and Tyler Posey in Teen Wolf. He has also been the voice for Scott Clifton's character Liam Spencer on the soap opera Amour, Gloire et Beauté (The Bold and the Beautiful). His versatility has made him a recognizable figure in French dubbing, leading to work as a voice for channel branding for the youth programming block Ludo on France 3 and France 4. He has been a guest at major pop culture conventions, including Polymanga in Lausanne, Switzerland.