| Name | Birth Date | Birth Place | Film Number | Frame Number | Remarks |
| Betke, David | 8 Jul, 1921 | Protowka | A3342EWZ50-A053 | 1020 | |
| Betke, David | 1896 | Dobryj Kont | A3342EWZ50-A053 | 1020 | |
| Betke, Emilie | 12 Nov, 1886 | Protowka | A3342EWZ50-A053 | 1020 | geb. Schmid, wid. Jesswein |
| Betke, Ewald | 3 Nov, 1929 | Protowka | A3342EWZ50-A053 | 1020 | |
| Betke, Reinhard | 3 Mar, 1926 | Protowka | A3342EWZ50-A053 | 1020 | |
| Betke, Woldemar | 27 Oct, 1922 | Protowka | A3342EWZ50-A053 | 1020 |