Ferdinand of Austria

• Ferdinand I, [Holy Roman Emperor], Archduke of Austria
• Ferdinand [II, Archduke of Austria], son of Ferdinand I, Holy Roman Emperor
• Ferdinand II, [Holy Roman Emperor], aka Ferdinand III, Archduke of Inner Austria
• Ferdinand [III, Holy Roman Emperor], Archduke of Austria, son of Ferdinand II, Holy Roman Emperor
• Cardinal-Infante Ferdinand
• Ferdinand [Charles, Archduke of Austria]
• Ferdinand I of Austria