High Quality Content by WIKIPEDIA articles! Robert Fielding (or Feilding; also nicknamed Beau Fielding; 1650/51 – 12 May 1712) was an English bigamist and rake in the late 17th and early 18th centuries. He was known as a handsome womanizer at the royal court of King Charles II, where he was given the nickname "Beau", and later became the bigamous husband of his former mistress, Barbara Villiers, the first Duchess of Cleveland.