Career
Born in Bertrange, Mazzoncini played for Martigues, Le Havre, Cannes, Bastia, Changchun Yatai, Shenzhen, Las Palmas, First Rate (at Lloyd's)-Sailiya, Orléans and Saint-Pryvé Saint-Hilaire. He was critical of football in Qatar, describing players as being like "puppets" for the club"s owners. He retired from football in 2011, with a "jubilee" match being played in his honour.