| Grigat, Arthur August Wilhelm | Zelasch | 1907 | Bremen 1 |
| Grigat, Elfriede Sophie Wilhelmine | Biermann | 1911 | Bremen 1 |
| Grigat, Heinrich Franz Georg | Biermann | 1909 | Bremen 1 |
| Grigat, Rosa Lina Adele | Möller | 1905 | Bremen 1 |
| Grigat, Walter Julius Friedrich | Zelasch | 1910 | Bremen 1 |