John O'Neill
- Deceased( = Descendancy chart to this point, = Expand, = Collapse)
- 1 John O'Neill [1] d. Deceased
- Mary Martin
- 2 Cornelius Aloysious O'Neill [1.1] b. 31 Dec 1857 d. 1936
- Mary Druken b. 30 Aug 1870 d. 1962
- 3 Cyril J. O'Neill [1.1.1] b. 26 Mar 1912 d. 4 Mar 1992
- Helen Meegan b. 2 Jan 1919 d. 9 Jan 2008
- 4 Carol O'Neill [1.1.1.1] [ =>]
- 4 Joseph C. O'Neill [1.1.1.2] b. 1946 d. 21 Jul 2018 [ =>]
- 4 Suzanne O'Neill [1.1.1.3]
- 4 Maureen O'Neill [1.1.1.4] [ =>]
- Helen Meegan b. 2 Jan 1919 d. 9 Jan 2008
- 3 Robert Stephen O'Neill [1.1.2]
- 3 Nora O'Neill [1.1.3]
- Joseph Walsh
- 4 Robert Walsh [1.1.3.1]
- 4 Katherine Mary Walsh [1.1.3.2] b. 5 Dec 1941 d. 1 Oct 2020 [ =>]
- 4 James Walsh [1.1.3.3]
- 4 Joseph Walsh [1.1.3.4]
- 4 Raymond Walsh [1.1.3.5]
- 4 Noreen Walsh [1.1.3.6]
- 4 Joan Walsh [1.1.3.7]
- 4 Barbara Walsh [1.1.3.8]
- 4 Janet Walsh [1.1.3.9]
- Joseph Walsh
- 3 John Felix O'Neill [1.1.4]
- 3 Bridget O'Neill [1.1.5]
- 3 Cornelius O'Neill [1.1.6]
- 3 James Phelium O'Neill [1.1.7] b. 13 Aug 1913 d. 11 Dec 1996
- Mary J Boyle b. 24 Feb 1917 d. 1998
- 4 Kevin O'Neill [1.1.7.1] b. 1953 d. Deceased
- Mary J Boyle b. 24 Feb 1917 d. 1998
- 3 Thomas Patrick O'Neill [1.1.8] b. 31 Jan 1899 d. 23 Mar 1973
- 3 Cyril J. O'Neill [1.1.1] b. 26 Mar 1912 d. 4 Mar 1992
- Mary Druken b. 30 Aug 1870 d. 1962
- 2 Cornelius Aloysious O'Neill [1.1] b. 31 Dec 1857 d. 1936
- Mary Martin