Jean-Sébastien Bax (born October 5, 1972 in Marseille, France) is a retired French-Mauritian footballer.
He played mainly as a defensive midfielder and a defender.
Over the years, he played for Fire Brigade SC in Mauritius, AS Marsouins in Réunion, and Engen Santos in South Africa.
He also represented Mauritius in international play, making 16 appearances and scoring 2 goals.