Prince Henry, Duke of Gloucester of King George V and Queen Mary. His widow became the longest-lived member of the British royal family in history. Prince Henry was born on 31 March 1900, at York Cottage, on the Sandringham Estate during the reign of his great-grandmother Queen Victoria. His father was the Duke of York (later King George V), the eldest surviving son of the Prince and Princess of Wales (later King Edward VII and Queen Alexandra). His mother was the Duchess of York (later Queen Mary), the only daughter of the Duke and Duchess of Teck. At the time of his birth, he was
Grandchildren of Queen Victoria and Prince Albert of Saxe-Coburg and Gotha granddaughters. In June 1893, Prince Alfred achieved the Royal Navy rank of Admiral of the Fleet, shortly before succeeding his uncle, Ernest II, as Duke of Saxe-Coburg and Gotha in August 1893. Prince Alfred's daughter (and Queen Victoria's granddaughter) Princess Marie of Edinburgh became Queen of Romania in 1914 after marrying the future King Ferdinand in 1893. Queen Victoria → Prince Alfred → Princess Marie of Edinburgh (Queen of Romania) → King Carol II → King Michael <br>Queen Victoria → Prince Alfred → Princess Marie of Edinburgh (Queen of Romania) → Princess Elisabeth of Romania (Queen of the Hellenes) <br>Queen