Rachel Atwood, daughter of Christopher Atwood, married Simon Newcomb (4 Jan 1800 - 9 Aug 1860), as his second wife, 16 Aug 1832. They had three children: Leverett, Benjamin F., Samuel A. Simon's first wife, with whom he had three children, was Mary Higgins (1802-1832). Rachel's second husband, whom she married 5 Mar 1867, was Samuel Rider. Rachel died 23 Sep 1867 in Boston MA.
Source: J.B. Newcomb