John Thomas O'Sullivan

1869 - 1951  (82 years)

• Name	John Thomas O'Sullivan  [1]
  Birth	5 Feb 1869	Martindale, La Vallee-de-la-Gatineau, Quebec, Canada   [1]
  Gender	Male
  Death	5 Oct 1951	Potsdam, St Lawrence, New York, USA   [1]
  Person ID	I13558	Branches and Roots
  Last Modified	13 Feb 2026

  
  

  Father	John O'Sullivan,   b. 20 Nov 1840, Limerick, Limerick, Ireland d. 22 Feb 1909, Martindale, La Vallee-de-la-Gatineau, Quebec, Canada (Age 68 years)
  Relationship	natural
  Mother	Mary Maria May Gannon,   b. 2 Apr 1846, Old Chelsea, Les Collines-de-l'Outaouais, Quebec, Canada d. 13 Nov 1918, Martindale, La Vallee-de-la-Gatineau, Quebec, Canada (Age 72 years)
  Relationship	natural
  Family ID	F4810	Group Sheet  |  Family Chart

  
  

  Family	Katherine Ann Kealey,   b. 21 Jun 1874, Quebec, Canada d. 1963, Potsdam, St Lawrence, New York, USA (Age 88 years)
  Marriage	Martindale, La-Vallee-de-la-Gatineau, Quebec, Canada   [1]
  Family ID	F4811	Group Sheet  |  Family Chart
  Last Modified	13 Feb 2026

  
  

• Sources

  [S122] Measheaw, Cyndi, Cyndi Hayes Family Tree.