Mary A. O'Brien
b. September 1882
- Father: John O'Brien b. May 1847
- Mother: Catharine M. Desmond b. September 1853, d. between 1910 and 1920
- Mary A. O'Brien was born in September 1882 in New York.
- John O'Brien and Catharine M. Desmond appeared in the New York state census of 16 February 1892 in Buffalo, Erie County, New York. Other members of the household included Mary A. O'Brien, Ellen T. O'Brien, George Francis O'Brien, William L. O'Brien, Timothy J. O'Brien, Catharine M. O'Brien, Cornelius K. O'Brien and Elizabeth O'Brien.
- John O'Brien and Catharine M. Desmond appeared in the US federal census of 1 June 1900 in Buffalo, Erie County, New York, at Sea Wall foot of South Michigan Street. Other members of the household included Mary A. O'Brien, Ellen T. O'Brien, George Francis O'Brien, William L. O'Brien, Timothy J. O'Brien, Catharine M. O'Brien, Cornelius K. O'Brien, Elizabeth O'Brien and Joseph O'Brien.
- Last Edited: 21 Dec 2011