Cornelius K. O'Brien
b. June 1889
- Father: John O'Brien b. May 1847
- Mother: Catharine M. Desmond b. September 1853, d. between 1910 and 1920
- Cornelius K. O'Brien was born in June 1889 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 Cornelius K. O'Brien, Ellen T. O'Brien, George Francis O'Brien, William L. O'Brien, Mary A. O'Brien, Timothy J. O'Brien, Catharine M. 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 Cornelius K. O'Brien, Ellen T. O'Brien, George Francis O'Brien, William L. O'Brien, Mary A. O'Brien, Timothy J. O'Brien, Catharine M. O'Brien, Elizabeth O'Brien and Joseph O'Brien.
- John O'Brien and Catharine M. Desmond appeared in the New York state census of 1 June 1905 in Buffalo, Erie County, New York, at 108 Hoyt Street. Other members of the household included Cornelius K. O'Brien, Ellen T. O'Brien, George Francis O'Brien, William L. O'Brien, Timothy J. O'Brien, Catharine M. O'Brien, Elizabeth O'Brien and Joseph O'Brien.
- John O'Brien and Catharine M. Desmond appeared in the US federal census of 15 April 1910 in Buffalo, Erie County, New York, at 208 Hoyt Street. Other members of the household included Cornelius K. O'Brien, Ellen T. O'Brien, William L. O'Brien, Catharine M. O'Brien, Elizabeth O'Brien and Joseph O'Brien.
- He was a carpenter with a woolen company, according to the 1910 census.
- Last Edited: 21 Dec 2011