Juan Musso was born on 06/05/1994 in San Nicolás, Argentina. He trained at the academy of Club de Regatas San Nicolas, before going on loan to Defensores de Belgrano de Villa Ramallo, with which he won the local championship at the age of 16. In 2014 he had an excellent year as Racing won the Argentine Primera División for the first time in 13 years. In the summer of 2018 he was signed by Serie A side Udinese. Throughout the season, Musso established himself as the undisputed starter and became one of the team's key players.