Frank Elliott Willson, b. 22 Jan 1866 in Brownsville, Washington County, Pennsylvania, d. 1934 in Pittsburgh, Allegheny County, Pennsylvania, son of Andrew Patterson Willson & Lavenia Cunningham. He married Jennie E. McWilliams on October 11, 1906 in Pittsburgh, Allegheny County, Pennsylvania. (Scotch-Irish Ancestry)
Frederick Newton Willson, b. 23 Dec 1855 in Brooklyn, Kings County, New York, d. 15 Nov 1939 in Princeton Ivy East, Mercer County, New Jersey, son of Thomas Newton Willson & Maru Caroline Evarts. He married Mary Hewes Bruere (1st wife) on May 22, 1884 in Princeton, Mercer County, New Jersey. He married Anna Russell Albertson (2nd wife) on July 28, 1895 in Asbury Park, Monmouth County, New Jersey.