| Preen, Alheid | Frerichs | Preen Heinr. | 1886 |
| Preen, Frida Luise Wilhelmine | Christoph | Preen Heinrich Friedrich | 1963 |
| Preen, Heinr. | 1888 | ||
| Preen, Heinrich Friedrich | 1928 | ||
| Preen, Johann Wilhelm | 1957 | ||
| Preen, Mathilde | Siemer | Preen Johann Wilhelm | 1975 |
| Preen, Wilhelm Diedrich Heinrich | Preen Heinrich Friedrich | 1909 |