Ferdinand IV

Ferdinand IV is the name of:

• Ferdinand IV of Castile (1285–1312), king of Castile and León from 1295
• Ferdinand IV, King of the Romans (1633–1654, king of the Romans from 1653, of Bohemia from 1646, of Hungary from 1647)
• Ferdinand IV of Naples (1751–1825, king 1759–1799; 1799–1806; 1815–1816) (Ferdinand III of Sicily 1759–1816 and Ferdinand I of the Two Sicilies 1816–1825)
• Ferdinand IV, Grand Duke of Tuscany (1835–1908, grand-duke 1859–1860)

1. Ferdinand IV of Castile
2. Ferdinand I of the Two Sicilies
3. Ferdinand IV, King of the Romans
4. Ferdinand IV, Grand Duke of Tuscany
5. Ferdinand III, Holy Roman Emperor
6. Archduke Franz Ferdinand of Austria
7. Ferdinand II, Holy Roman Emperor
8. Ferdinand I of Austria
9. Ferdinand II of Aragon
10. Ferdinand I, Holy Roman Emperor
11. Charles IV of Spain
12. Sancho IV of Castile
13. Ferdinand Karl, Archduke of Austria-Este
14. Philip II of Spain
15. Ferdinand
16. Philip IV of Spain
17. Charles V, Holy Roman Emperor
18. Charles I of Austria
19. Francis IV, Duke of Modena
20. House of Habsburg