James, Duke of Edinburgh (Future Royalty)

James Mountbatten-Windsor, 2nd Duke of Edinburgh was a member of the British Royal Family, and he was 30th in line to the British throne at the time of his death. He was the Viscount Severn from around the time of his birth in 2007 until his grandfather’s death in 2025, at which point his father, Prince Edward, became the Duke of Edinburgh, and James became the Earl of Wessex, taking it on as a subsidiary title. Upon his father’s death in 2057, James succeeded him as the 2nd Duke of Edinburgh.