1886 - 1957 (71 years)
| Mervyn Harold Jeremiah O'Keefe | |
| B: | 1913 |
| Glebe, New South Wales, Australia | |
| D: | 1974 |
| Claude Reginald O'Keefe | |
| B: | 1915 |
| Glebe, New South Wales, Australia | |
| D: | Yes, date unknown |
|
| Harold John Hollis O'Keefe | |
| B: | 1886 |
| Tenterfield, New South Wales, Australia | |
| D: | 1957 |
| Newtown, New South Wales, Australia | |
| Mary Florence Montgomery | |
| B: | 1890 |
| Moree, New South Wales, Australia | |
| M: | 1911 |
| Glebe, New South Wales, Australia | |
| D: | 1971 |
| Kogarah, New South Wales, Australia | |
