Family: Pearce O'Brien / Mary Margaret Metcalfe (F2145)
Richard O'Brien (1879-1920) 
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Allan Francis O'Brien (1897-1955)  |
| John Joseph Metcalfe (1871-1920) |
Catherine Besso (Bessau) (1869-1970)
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| Pearce O'Brien (1885-1951)
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| Mary Margaret Metcalfe (1899-1992)
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| Gerald O'Brien (1931-2010) |
| Richard Francis O'Brien (1923-1989) |