FAQ About Royal Family

Prince William and Kate Middleton hold the following titles:

• Prince William: His Royal Highness The Duke of Cambridge
• Kate Middleton: Her Royal Highness The Duchess of Cambridge

As the eldest son of King Charles, Prince William holds the title of Duke of Cambridge, which was bestowed upon him by Queen Elizabeth II on his wedding day. The Duke of Cambridge is one of Prince William's subsidiary titles, along with Earl of Strathearn and Baron Carrickfergus.

Upon their marriage, Kate Middleton became the Duchess of Cambridge and acquired the title of Her Royal Highness. This title allows her to be addressed as "Duchess Catherine" or "Catherine, Duchess of Cambridge."

These titles are used in official capacities and formal events within the royal family and signify their positions within the British monarchy.