A working member of the Royal Family who holds the honour of being the oldest living Royal has maintained the same title for 83 years following a heartbreaking family tragedy when he was just a boy. A lesser-known royal, Prince Edward, Duke of Kent, who celebrates his 90th birthday today (born October 9, 1935), is the first cousin of the late Queen Elizabeth II and son of Prince George , Duke of Kent. A former member of the British Army , the Duke stepped down in 1976 and has served as a