It has sparked speculation that Princess Eugenie and Jack Brooksbank might take a similar approach when it comes to naming their daughter: combining an unexpected first name with an heirloom middle name. If they follow this formula, there is surely only one choice for the middle name: Elizabeth. The Duke and Duchess of Sussex's daughter, Princess Lilibet, takes her name from the late Queen's personal nickname. Princess Beatrice and Zara Tindall are two of the nine members of the royal family to have been named for Queen Elizabeth II. Their Majesties The King and Queen and other members of The Royal Family were delighted to be informed of the news.’