John E. O'Brien
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- 1 John E. O'Brien [1]
- Sarah M. Brophy b. 1894 d. 1965
- 2 John E. O'Brien, Jr. [1.1] b. 3 Aug 1925 d. 8 Dec 2007
- + Dora F. Cormier b. 1925 d. 2018
- + Dora F. Cormier b. 1925 d. 2018
- 2 Donald W. O'Brien [1.2] b. 31 May 1936 d. 26 May 2008
- 2 Geraldine O'Brien [1.3]
- 2 Mary O'Brien [1.4] d. 1988
- 2 Robert O'Brien [1.5] d. 1992
- 2 John E. O'Brien, Jr. [1.1]