London (CNN) She may be marrying a prince today, but that doesn't make her Princess Meghan -- Queen Elizabeth II has conferred the titles of Duke and Duchess of Sussex on Prince Harry and Meghan Markle ahead of their wedding Saturday. Harry's titles will be His Royal Highness The Duke of Sussex, Earl of Dumbarton and Baron Kilkeel. Once married, Meghan will be known as Her Royal Highness The Duchess of Sussex. The only previous person to hold the title of Duke of Sussex was an anti-slavery campaigner and supporter of rights for Catholics and Jews, according to the Royal Collection . Titles are decided by the Queen when a relative either comes of age or gets married.

Source: CNN May 19, 2018 07:21 UTC