18Their Names & Titles
She is technically not a princess.
Catherine Elizabeth Middleton was born January 9, 1982, at Royal Berkshire Hospital in Reading. She is the oldest of three children born to Michael and Carole Middleton. Her father worked for British Airways while her mother was a flight attendant. The family began the company Party Pieces in 1987. Upon
her marriage to Prince William, Kate became known as “Her Royal Highness The Duchess of Cambridge” but her formal titles include Countess of Strathearn, Lady Carrickfergus and the Duchess of Cambridge.
Prince William’s full name is William Arthur Philip Louis. After his wedding, his title was changed to “His Royal Highness The Duke of Cambridge” as well as the Earl of Strathearn and the Baron Carrickfergus. He is also a Royal Knight Companion of the Noblest Order of the Garder.