Aksel Georg Birk
1854 - 1940 (86 år)(NB: Rul ned for at se hele træet.)
| Carl Georg Ostenfeld Birk 1894-1978 |
| Carl Georg Ostenfeld Birk | |
| F: | 24 apr. 1894 |
| København | |
| D: | 14 dec. 1978 |
| Charlottenlund | |
| Eleonora Kristine Friis Hvidberg | |
| F: | 3 jul. 1895 |
| Nykøbing Mors | |
| Aksel Georg Birk 1854-1940 |
| Aksel Georg Birk | |
| F: | 1854 |
| D: | 1940 |
Olga Marie Ostenfeld 1868-1947 |
| Olga Marie Ostenfeld | |
| F: | 1868 |
| D: | 1947 |