| Kostujak, Antonius Ferdinand Rochus | 1938 | Aumund | |
| Kostujak, Elisabeth Anna Pauline | 1935 | Blumenthal | |
| Kostujak, Gertrud | 1919 | Aumund II | |
| Kostujak, Kasimir | 1919 | Vegesack | |
| Kostujak, Leo | 1911 | Aumund II | |
| Kostujak, Rochus | 1923 | Blumenthal | |
| Kostujak, Stanislaus | 1924 | Blumenthal |