Ronaldinho left Atletico Mineiro and his agent, Lou Sticca, claims there is significant interest.
Melbourne City and Sydney FC are both interested in Ronaldinho.
"Some calls have already been made and now it's up to A-League clubs to make a play for him," he toldFox Sports.
"Anything's possible and he's exactly the sort we should be bringing here.
"Australia would be a new frontier for him. He'd love the lifestyle and the way fans would respect him.
"Ronaldinho's globally recognisable and an entertainer."