1857 -
 | Albert Ferdinand HAHN 1878- |
| Albert Ferdinand HAHN | |
| *: | 18 Nov 1878 |
| Groß Borroschau (PL-Boroszewo), Westpreußen | |
| Gustav Emil HAHN 1883- |
| Gustav Emil HAHN | |
| *: | 8 Sep 1883 |
| Groß Borroschau (PL-Boroszewo), Westpreußen | |
| Caroline Henriette PLEGER | |
| *: | 18 Okt 1857 |
| Kottisch, (PL-Kote?e) | |
| Julius Michael HAHN 1851- |
| Julius Michael HAHN | |
| *: | 26 Sep 1851 |
| Postelau (PL-Posto?owo), Westpreußen | |
| oo: | 21 Nov 1875 |
| Groß Borroschau (PL-Boroszewo), Westpreußen | |
