John Bingham, 7th Earl of Lucan

Richard John Bingham, 7th Earl of Lucan (born 18 December 1934 – disappeared 8 November 1974, declared dead 27 October 1999), commonly known as Lord Lucan, was a British peer and gambler who vanished in 1974 after being suspected of killing Sandra Rivett (his children's nanny) and attempting to murder his wife. An evacuee during World War II, Lucan attended Eton College and served with the Coldstream Guards in West Germany from 1953 to 1955.

Source: Wikipedia — John Bingham, 7th Earl of Lucan (CC BY-SA 4.0)