1880 - 1950 (69 years)
| David W Dumigan 1947-1962 |
| David W Dumigan | |
| B: | 1947 |
| D: | 1962 |
| Ontario | |
 | Edith Elizabeth Oliver Abt 1926- |
| Edith Elizabeth Oliver | |
| B: | Abt Dec 1926 |
| Ontario | |
| John T Dumigan 1916-1992 |
| John T Dumigan | |
| B: | 14 Oct 1916 |
| Ontario | |
| D: | 1992 |
| Lambton Co., Ontario | |
| Robert James Oliver 1929-1995 |
| Robert James Oliver | |
| B: | 15 May 1929 |
| Ontario | |
| D: | 20 Sep 1995 |
| Swan Lake, Manitoba | |
| Marie Elizabeth Burton 1930-1985 |
| Marie Elizabeth Burton | |
| B: | 19 Jul 1930 |
| Saskatchewan | |
| M: | 19 Nov 1948 |
| Ontario | |
| D: | 3 Sep 1985 |
| Winnipeg, Manitoba | |
|
| William Alexander Oliver 1880-1950 |
| William Alexander Oliver | |
| B: | 24 Apr 1880 |
| Markham, Ontario | |
| D: | 1950 |
| Lambton Co., Ontario | |
| Kathleen Lindfield 1908-1978 |
| Kathleen Lindfield | |
| B: | 1908 |
| Renton,, Scotland | |
| M: | 24 Jun 1926 |
| Middlesex Co., Ontario | |
| D: | Jul 1978 |
| Ontario | |
