| Alfken, Heinrich Josef | 1882 | Bremen | |
| Alfken, Johann | 1885 | Woltmershausen | |
| Alfken, Georg gerhard | 1890 | Bremen | |
| Alfken, Berend | 1891 | Woltmershausen | |
| Alfken, Catha. Elisabetha | 1894 | Bremen | |
| Alfken, Friedr. Gerhard | 1894 | Bremen | |
| Alfken, Johann Diedrich | 1894 | Gröpelingen | |
| Alfken, Joh. Diedr. | 1895 | Bremen | |
| Alfken, Hermann | 1897 | Bremen | |
| Alfken, Anna | 1899 | Bremen | |
| Alfken, Marie Elisabeth | 1903 | Bremen 1 | |
| Alfken, Elisabeth Dorothee | 1907 | Bremen 1 | |
| Alfken, Heinr. Josef | 1907 | Bremen 1 | |
| Alfken, Dorothee | 1910 | Bremen 1 | |
| Alfken, Karl Heinr. Christ. Andr. | 1916 | Bremen 1 | |
| Alfken, Elise Marie | Oetjen | 1918 | Bremen 1 |
| Alfken, Carl Heinrich Friedrich | 1919 | Bremen 5 (Gröpelingen) | |
| Alfken, Joh. Diedr. | 1919 | Bremen 1 | |
| Alfken, Richard Otto | 1924 | Bremen 1 | |
| Alfken, Gertrud Katharina | 1925 | Bremen 1 | |
| Alfken, Hans | 1926 | Bremen 1 | |
| Alfken, Willy Friedrich Gerhard | 1926 | Bremen 1 | |
| Alfken, Marie Lina | 1934 | Bremen 1 | |
| Alfken, Berta Anna | 1938 | Freie Hansestadt Bremen |