She will Keep Duchess of Cambridge. The title of Her Royal Highness would be at the discretion of the monarch, should such an event happen.
If he dies without children, Kate will be the dowager (whatever her former title was). And then Harry and his line will succeed to the throne. However, if William dies before he marries Kate, then Kate gets no title at all.
The term "prince" is used in the UK to refer to certain members of the royal family. William became a prince essentially by being born. Kate is a princess because she's married to a prince, but it's not customary to use that title unless the prince has no other title, which William does (see below). They are also the Duke and Duchess of Cambridge... William by a proclamation issued by his grandmother, Queen Elizabeth II, on the morning of his wedding day; Kate because she married the new Duke.
princess catherine of wales, duchess of cambridge
She could be HRHPrincess William, but she seems to go just by the DUCHESS OF CAMBRIDGE.
William is 28 and Kate is 29
The Duke of Cambridge, however, whereas Catherine is the Duchess of Cambridge, rather than a Princess, William retains his rank as Prince. He is therefore Prince William, Duke of Cambridge.
Prince William will marry Kate Middleton.
HE is now the Duke of Cambridge an kate is the Duchess of cambridge
The Best Man at the Royal Wedding of Prince William & Kate Middleton was Prince Harry, Prince William's brother.
William is 28 and Kate is 29
No.
no