Before 1714, there was no settled practice regarding the use of the titles prince and princess other than the heir apparent and his wife. Turns out, Archie’s title status is a lot more complicated than the rules make it seem. Because the queen said so, of course. The title of prince or princess of the UK can only be inherited or gained through marriage — both of which are governed by specific rules. In the UK there are very specific rules regarding who is entitled to be a Prince or Princess. Before Princess Charlotte was born, the queen officially decreed that all of Prince William's children would automatically receive the Prince or Princess title… The Queen did step in ahead of George’s birth to issue letters patent to ensure the Duke and Duchess of Cambridge’s children would have the titles of prince and princess. Although he was a prince in some European countries prior to marrying the Queen, in Britain he officially became Prince Philip in February 1957 when the Queen "accorded him the style and title … Update: March 7, 2021. And while Harry will remain a prince, his soon-to-be wife, Meghan Markle, will not inherit the title of princess—she will simply become a duchess. Why were Prince William and Kate Middleton’s kids lucky enough to get those royal titles? As a direct heir to the throne, George would have been a prince … The use of the titles prince and princess and the styles of Highness and Royal Highness for members of the Royal Family is of fairly recent usage in the British Isles. Prince William’s daughter Princess Charlotte and his son Prince Louis would not have been entitled to prince and princess titles if it were not for an intervention by the Queen. Let's start with blood royals: For the past century, King George V's 1917 letters patent has determined who has the right to inherit and pass on princely status. During their 15-year marriage, she also held the title Her Royal Highness, but was stripped of it when they divorced, although she remained a princess. Once Prince Charles takes the throne, however, Archie and his little sister would ostensibly be granted the title of prince and princess, since …