Ronaldo de Assís Moreira (anafahamika zaidi kama Ronaldinho; amezaliwa mjini Porto Alegre tarehe 21 Machi 1980) ni mchezaji wa mpira wa miguu kutoka nchini Brazil. Mnamo Januari ya mwaka wa 2007 amekuwa raia kamili wa Hispania. Wikimedia Commons ina media kuhusu: Ronaldinho Ronaldinho Gaúcho Official Website Archived 6 Machi 2010 at the Wayback Machine. (Kihispania) (Kireno) (Kiingereza) (Kikatala) Ronaldinho profile Archived 3 Juni 2010 at the Wayback Machine. at FC Barcelona website Ronaldinho profile Archived 21 Machi 2007 at the Wayback Machine. at FIFA website Ronaldinho career stats kwenye Soccerbase Interactive Hypervideo of Ronaldinho in action Archived 2 Desemba 2007 at the Wayback Machine. Ronaldinho Archived 26 Juni 2017 at the Wayback Machine.