| Grefe, Erich Diedrich Wilhelm | 1936 | Bremen 1 | |
| Grefe, Hanna Wilhelmine | 1934 | Bremen 1 | |
| Grefe, Heinr. Friedr. Dietr. | 1878 | Bremen | |
| Grefe, Heinrich Hermann Friedrich | 1931 | Bremen 1 | |
| Grefe, Hermann Diedrich Friedrich | 1916 | Bremen 1 | |
| Grefe, Irmgard Marie Louise | 1943 | Bremen-Mitte | |
| Grefe, Margarethe Elisabeth | 1880 | Niedervieland |