1875 - (Notes: You may have to scroll down or right to see chart.)
| Fritz Johannes Albert Boy | |
| B: | 18 Sep 1901 |
| Lauenberg | |
| Otto Karl Franz Boy 1905- |
| Otto Karl Franz Boy | |
| B: | 6 Oct 1905 |
| Szczecin, Poland | |
|
| Karl Herman Albert Boy 1875- |
| Karl Herman Albert Boy | |
| B: | 18 Jun 1875 |
| Lauenberg | |
Anna Marie Hermine Schwichtenberg 1878-1932 |
| Anna Marie Hermine Schwichtenberg | |
| B: | 11 Jun 1878 |
| Lauenberg | |
| D: | 1932 |
