A door poster showing Barcelona FC football player Lionel Andrés Messi. Lionel Andrés Messi is an Argentine footballer who currently plays for La Liga’s Barcelona and the Argentine national team. Messi is considered to be one of the best football players of his generation, having received several Ballon d’Or and FIFA World Player of the Year nominations by the age of 21. His playing style and ability have drawn comparisons to football legend Diego Maradona, who himself declared Messi his “successor”.