No.
Interesting Fact: Her official royal name is now: Catherine, Duchess of Cambridge
She will be known as Catherine of Wales or Catherine of Windsor.
Princess Kate's last name is Middleton .
Royalty do not use last names in the traditional sense. When last names are necessary, such as in marriage, Prince William, Prince Harry, and the other descendants of Elizabeth II and Prince Philip are to use the name Mountbatten-Windsor. This means that Kate's last name is Mountbatten-Windsor, her full name is Catherine Elizabeth Mountbatten-Windsor, but she will be known by her title, the Duchess of Cambridge.
Royalty do not use last names in the traditional sense. When last names are necessary, such as in marriage, Prince William, Prince Harry, and the other descendants of Elizabeth II and Prince Philip are to use the name Mountbatten-Windsor. This means that Kate's last name is Mountbatten-Windsor, her full name is Catherine Elizabeth Mountbatten-Windsor, but she will be known by her title, the Duchess of Cambridge.
Technically, the royal family does not use surnames. Surnames are thought to be used by commoners. Therefore, the royals use titles. Prince William's title is His Royal Highness Prince William of Wales. Many are assuming Kate Middleton's title will be Princess Catherine of Wales. However, the Queen may bestow any title she wishes, so we will have to wait for the announcement from her to know for sure. That all being said, Kate Middleton is marrying into the House of Windsor, so if she did want to use a last name it would be Windsor.
kate Louis
Windsor
Windsor
Windsor
canada
No, Kate will be called Her Royal Highness Princess of Whales. That or longer. The royal family does not take the last name from Bride.
Titles Given by Queen Elizabeth:Shortly before their wedding, Queen Elizabeth released the titles William and Kate will be known by. Kate's first title will be Duchess of Cambridge, her second title is Countess of Strathearn, and her third title is Baroness Carrickfergus.Previous answer: Her Royal Highness Princess William of WalesAfter her marriage to Prince William of Wales, Kate Middleton's title will be Her Royal Highness Princess William of Wales. On the engagement announcement, Kate used her full name, Catherine. So she will likely be known as Princess Catherine of Wales.If Prince William receives a dukedom following the marriage, she will be known as Duchess in addition to Her Royal Highness.Kate Middleton will not be "Princess Catherine." Unless Prince William granted a peerage on marriage, she will be Princess William - just as the present Duchess of Gloucester was "Princess Richard" before the death of her father-in-law and the wife of Prince Michael of Kent is "Princess Michael." So she will be Her Royal Highness Princess William of Wales.Diana Princess of Wales was never "Princess Diana," no matter what the press called her. At the time of her marriage, she became HRH The Princess of Wales; after her divorce, she was Diana, Princess of Wales. The title "Princess" with a woman's given name is reserved for those who are so titled from birth - the daughters of the Sovereign or of a Prince.