| Frentzel, | Tornquist | 1884 | Bremen |
| Frentzel, Adolf | Fornquist | 1877 | Bremen |
| Frentzel, Auguste Emilie Alexandra Ilse | Scheller | 1899 | Bremen |
| Frentzel, Carl Johann Friedrich | Tornquist | 1880 | Bremen |
| Frentzel, Cornelia Henriette C. | Peters | 1880 | Bremen |
| Frentzel, Ernst | Tornquist | 1886 | Bremen |
| Frentzel, Friedrich | Tornquist | 1884 | Bremen |
| Frentzel, Helene | Tornquist | 1876 | Bremen |
| Frentzel, Henriette Marianne | Tonauist | 1878 | Bremen |
| Frentzel, Otto Victor | Tornquist | 1891 | Bremen |
| Frentzel, Theres Margarete Helene Sigrid | Scheller | 1904 | Bremen 1 |
| Frentzel, Wilhelm | Tornquist | 1883 | Bremen |