Duchies, Counties and Lordships
- Duke of Montblanc — title of the heir of the Principality of Catalonia
- Count of Cervera — title of the heir of the Kingdom of Valencia
- Lord of Balaguer — title of the heir of the Kingdom of Mallorca
Read more about this topic: List Of Titles And Honours Of Felipe, Prince Of Asturias, Titles and Styles, Titles Held As Heir Apparent To The Spanish Throne