Born in Washington, District of Columbia, United States
Ancestors 
Daughter of James Middleton Cox
and Mary Laura (Harding) Cox
Sister of
Paul James Cox, James McMahon Cox, John William Cox, Anne Beau (Cox) Chambers [half] and Barbara Blair (Cox) Anthony [half]
Wife of
Daniel J Mahoney
— married
1918 [location unknown]
[children unknown]
Died
at age 25
in Dayton, Montgomery County, Ohio, USA
Profile last modified
| Created 7 Aug 2014
This page has been accessed 661 times.
Biography
Sources
"District of Columbia Birth Returns, 1874-1897", database with images, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:F75P-1LS : 8 September 2021), James M. Cox in entry for Cox, 1896.
"United States Census, 1900," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MM6Q-G7R : accessed 2 December 2021), Helen H Cox in household of James M Cox, Precinct C Dayton city Ward 2, Montgomery, Ohio, United States; citing enumeration district (ED) 40, sheet 3B, family 57, NARA microfilm publication T623 (Washington, D.C.: National Archives and Records Administration, 1972.); FHL microfilm 1,241,306.
"United States Census, 1910," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MLJC-NC6 : accessed 2 December 2021), Helen H Cox in household of James M Cox, Dayton Ward 4, Montgomery, Ohio, United States; citing enumeration district (ED) ED 67, sheet 16A, family , NARA microfilm publication T624 (Washington D.C.: National Archives and Records Administration, 1982), roll 1216; FHL microfilm 1,375,229.
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