Richard Arnold was born on 22 March 1642/43 at Watertown, Middlesex County, Massachusetts. He was the son of
Thomas Arnold and
Phebe Parkhurst. Richard Arnold married
Mary Angell after 24 October 1666; the date he and Mary Angell were fined 40 shillings for fornication. Richard Arnold was Captain. Marriage banns for Richard Arnold and
Sarah Smith were published in November 1687. Richard Arnold died on 22 April 1710 at Providence, Providence County, Rhode Island, at age 67. His estate was proved on 10 May 1710 at Providence, Providence County, Rhode Island.