| Claasen, Amalie Caroline Antonie | Bünemann | Claasen Gottfried Joseph Hubert | 1905 |
| Claasen, Carl August | 1941 | ||
| Claasen, Cath. Sophie | Dünzelmann | Claasen Joh. Heinr. Anton | 1884 |
| Claasen, Georg Hans | 1962 | ||
| Claasen, Gottfried Joseph Hubert | 1921 | ||
| Claasen, Hermann Hubert Gottfried | 1948 | ||
| Claasen, Joh. Heinr. | 1884 | ||
| Claasen, Joh.e Chr.ne | 1884 | ||
| Claasen, Marie Louise Joh. Marg. | Claasen Johann Heinr. | 1877 | |
| Claasen, Wilhelm Heinrich Christoph | 1962 |