Willis married MARQUISS, Effie Rowend on 7 Sep 1876 in Page, Iowa. Effie (daughter of MARQUISS, William Andrew and BIVINGS, Mary Elizabeth) was born on 22 Apr 1859 in Miami County, Indiana, United States of America; died on 5 Jun 1877 in Page County, Iowa, United States of America; was buried in Clarinda, Page County, Iowa, United States of America. [Group Sheet] [Family Chart]