1883 - 1942 (58 years)
| Ian Waterlow | |
| B: | 11 Dec 1920 |
| Twickenham, England | |
| D: | 27 Jan 2016 |
| Victoria, British Columbia, Canada | |
| Dr Doreen Elizabeth Darley | |
| B: | 28 Sep 1920 |
| Nelson, British Columbia | |
| M: | 29 Aug 1947 |
| Nanton, Alberta | |
| D: | Yes, date unknown |
|
| Alfred Hubert Morgan Waterlow | |
| B: | 2 Sep 1883 |
| France | |
| D: | 1942 |
| Montreal, Quebec | |
| Ethel Jean Wedderburn | |
| B: | 4 Aug 1879 |
| Burwood, NSW, Australia | |
| M: | 6 Sep 1909 |
| Fulham, England | |
| D: | Yes, date unknown |
