Jorge Messi cause of death: Lionel Messis father and longtime agent has died at 68. The cause of his death is not known as Messi's family has not issued a statement revealing the cause. Jorge Messi had been receiving treatment for a chronic illness for a long time and died in Rosario. Jorge Messi remained a constant presence behind the scenes in his son, Lionel Messis extraordinary career, which includes winning the FIFA World Cup 2022.