| Ottens, Wilhelm Georg | Budelmann | 1877 | Bremen |
| Ottens, Wilhelm Franz | Budelmann | 1886 | Bremen |
| Ottens, Johann Ernst Heinrich | Ottens | 1892 | Bremen |
| Ottens, Lina Auguste Eleonore | 1893 | Blumenthal | |
| Ottens, Lina Eleonore Auguste | 1895 | Blumenthal | |
| Ottens, Sophie Eleonore Marie | Kramm | 1896 | Bremen |
| Ottens, Eleonora Lina Sophie | 1897 | Blumenthal | |
| Ottens, Johann Heinrich Hermann | Grafstedt | 1897 | Bremen |
| Ottens, Ida Louise | Kramm | 1900 | Bremen |
| Ottens, Marg. Wilh. Henr. | Coorssen | 1900 | Hemelingen |
| Ottens, Karol. Sophie | Leesemann | 1901 | Bremen |
| Ottens, Heinrich | Ottens | 1902 | Bremen 1 |
| Ottens, Wilh. Heinrich | Coorssen | 1903 | Bremen 1 |
| Ottens, Heinrich | Heckmann | 1904 | Bremen 5 (Gröpelingen) |
| Ottens, Karol. Auguste | Leesemann | 1904 | Bremen 1 |
| Ottens, Amanda Hedwig | Litzkendorf | 1907 | Bremen 1 |
| Ottens, Wilhelm Otto | Litzkendorf | 1909 | Bremen 1 |
| Ottens, Johann Wilhelm | Klugkist | 1910 | Bremen 1 |
| Ottens, Johann Heinrich | Rüdebusch | 1912 | Bremen 1 |