Europe Julio-Claudians (Imperial Roman family) The Caecilii Metellii (Ancient Rome) Kings of Portugal Kings of England Kings of France Kings of Navarre Kings of Spain - includes Aragon and Castile Scipio-Paullus-Gracchus families (Ancient Rome) Severan dynasty (Imperial Roman family) Simplified tree of the House of Bourbon - includes several dukedons and kingdoms Tavora family tree (Portuguese) Other McDuck family tree