Mary Virginia Hengel
- Ja, dato ukendt
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| Laurentius Christian Grandjean | |
| F: | 9 Jun. 1927 |
| Mexico City, Mexico | |
| D: | 8 Jun. 2000 |
| Florence May Siemon | |
| F: | 31 Okt. 1893 |
| Chicago, Illinois, USA | |
| D: | 23 Sep. 1964 |
| Forest Hills, New York, USA | |
| Kay Erland Grandjean | |
| F: | 13 Aug. 1884 |
| København | |
| G: | 5 Jun. 1926 |
| Civildommeren, Coyoacan, Mexico | |
| D: | 6 Aug. 1957 |
| Forest Hills, New York, USA | |
| Mary Virginia Hengel | |
| D: | Ja, dato ukendt |
| Henry Siemon | |
| D: | Ja, dato ukendt |