Caroline Henta S. Siffkin 1826–1911 | | |
William Charles Siffken 1830– | | |
Henrietta Sophia Siffkin 1832– | | |
Adelaide Caroline Siffkin 1836–1911 | | |
Amelia Siffken de Wiederhold 1878– | | |
| | August Ernest de Wiederhold Siffken 1842–1888 | | |
| | Ellen Amelia Siffkin 1839–1911 | | |
Marain Carolline Siffkin 1843– | | |
Eilizabeth Emma Frances Siffkin –1925 | | |
Louisa Wilhelmina Siffkin 1847–1925 | | |
Bernard Charles de Wiederhold Siffken 1882– | | |
| | Bernard Ernest William Siffken 1850– | | |
| | Henrich Jacob Siffken 1798– Amalie Luisa Wilhelmina Wiederhold 1803–1871 | | |