Don Carlos (disambiguation)
- Carlo Gambino
- Carlos (disambiguation)
- Carlos Arias Navarro
- Carlos Hugo, Duke of Parma
- Carlos I of Portugal
- Carlos Martínez de Irujo, 1st Marquis of Casa Irujo
- Carlos Miguel Fitz-James Stuart, 14th Duke of Alba
- Carlos Ometochtzin
- Cathal O'Connor Faly
- Charles "Don Carlos" Percy
- Charles III of Spain
- Dom (title)
- Don (disambiguation)
- Don Allado
- Don Carlo Gesualdo
- Don Carlos
- Don Carlos (Miracle Giants Dome-kun)
- Don Carlos (basketball)
- Don Carlos (musician)
- Don Carlos (play)
- Don Carlos Buell
- Don Carlos Harvey
- Don Carlos Seitz
- Don Carlos Smith
- Don Carlos Travis Jr.
- Don Carlos Young
- Don Carlos of Spain (disambiguation)
- Don Carlos, Bukidnon
- Don Carlos, Count of Molina
- Don Carlos, Duke of Madrid
- Don Carlos, Prince of Asturias
- Don Carlos, Prince of Bourbon-Two Sicilies
- Infante Carlos, Duke of Calabria
- MV Don Carlos
- Prince Carlos, Duke of Parma
- Spanish Armada