| Kinder |
| + | 1. Berhardt Opfer, geb. um 1848, Canada  |
| + | 2. Peter Opper, geb. 22 Jul 1851, Floradale, Waterloo County, Ontario gest. 13 Apr 1926, KW Hospital, Kitchener, Waterloo County, Ontario (Alter 74 Jahre) |
| + | 3. Mary Opper, geb. um 1856, Canada gest. 6 Jul 1889, Wallace Township, Perth County, Ontario (Alter ~ 33 Jahre) |
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