Family: Thomas Patrick O'Brien / Margaret Mary Kavanagh (F5350)
James O'Brien (1879-1935) 
|
Mary Ellen Lahey (1881-1963) |
Richard O'Brien (1913-1977)  |
| Kitty Kate O'Brien (1908- ) |
| Mary Ellen O'Brien (1911- ) |
| Thomas Patrick O'Brien (1910-1988)
|
| Margaret Mary Kavanagh (1916-2014)
|
| Catherine Mary O'Brien (1958-2010) |
| Patricia Mary O'Brien (1949-2012) |