Jean-Baptiste Maunier is a French actor and singer who has built a career in both live-action and voice acting, notably providing the French dubbing for various international productions and animated series, including anime. Born on December 22, 1990, in Brignoles, France, he first gained widespread recognition as a child actor for his leading role in the 2004 film Les Choristes, where his background as a chorister with the Petits Chanteurs de Saint-Marc was prominently featured. This early immersion in music and performance laid the foundation for his later work in voice acting.

Maunier's entry into voice work began in 2006 with the animated film Piccolo, Saxo et Compagnie, where he lent his voice to the character Saxo. His voice acting career subsequently expanded to include French dubbing for a range of international films and television series. In the realm of anime, he is recognized for his role as Julius in the French adaptation of the series So I'm a Spider, So What?, which aired in 2021. His other notable anime dubbing credits include providing voices for JoJo's Bizarre Adventure: Phantom Blood (as Mark and Pagyu) in 2007, Edens Zero (as Master Noa) in 2021, and Le Requiem du Roi des Roses (as Dorset) in 2022. Beyond anime, his dubbing portfolio is diverse, encompassing characters in live-action series such as Viktor Hargreeves in The Umbrella Academy and Cal in The Full Monty: La série, as well as roles in animated series like Gudetama: Une aventure œuforique. His work also extends to video games, where he voiced the character Clyde Blackburn in Battlefield 1.

Throughout his career, Maunier has demonstrated a versatility that spans acting, singing, and voice performance, with his voice acting work forming a consistent and expanding part of his professional activities since the mid-2000s.