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Billy Cavendish, Marquess of Hartington

Billy Cavendish, Marquess of Hartington

William John Robert "Billy" Cavendish, Marquess of Hartington, was an English politician. He was the eldest son of Edward Cavendish, 10th Duke of Devonshire, and his wife, Lady Mary Gascoyne-Cecil. He was the husband of Kathleen Kennedy, sister of the future U.S. President John F. Kennedy. ... more on Wikipedia

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List of Members of the Kennedy Family 28.1k VIEWS Kennedy family tree in list form - ie a list of Kennedy Family members. All Kennedys listed below. The Kennedys (aka the Ken...

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Famous People Who Died of Killed In Action Members of the House Of Cavendish