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 Ebersdorf, who were parents both of Albert's father Ernest I, Duke of Saxe-Coburg and Gotha, and of Victoria's mother (and Ernest I's sister), Princess Victoria of Saxe-Coburg-Saalfeld. Duke Francis & Countess Augusta → Duke Ernest I → Prince Albert<br> Duke Francis & Countess Augusta → Princess Victoria → Queen Victoria Another of Victoria's (but not Albert's) grandfathers was King George III, father of Victoria's father, the Duke of Kent, and his brothers King George IV and King William IV. Queen Victoria (who had ascended to the throne on 20 June 1837 and been crowned on 28 June 1838) was married