Charles Washington DuBois, b. Mar 1841 in Washington, District of Columbia, d. 7 Jul 1908 in Syracuse, Onondaga County, New York, son of William DuBois & Mera Mumford. He marred Pauline Moore in 1864.
Cornelius Du Bois, b. 27 Mar 1851 in New York City, New York, d. 22 May 1921 in Manhattan, New York County, New York, son of Cornelius Du Bois & Mary Ann Delafield. He married Katharine Barclay Reading on April 22, 1874.
Cornelius DuBois, Jr., b. 7 Jun 1845 in Poughkeepsie, Dutchess County, New York, d. 17 Apr 1927 in New York City, Richmond County, New York, son of Cornelius DuBois & Julia Ann Moore. He married Sarah Ann Kelly on November 20, 1894 in Manhattan, New York County, New York.