| Daniel Friedrich Colthof (1784 - ) |
Peter Schuls |
| Janna Everts Spijk (1796 - ) |
Grietje Jans Mensinga |
| Daniel Fredrik Colthof | Marijke Schuls |
| b. 11 Jan 1828, Groningen d. bur. occ. edu. rel. |
b. 9 Feb 1830, Groningen d. bur. occ. edu. rel. |
| Egberdina Johanna Colthof Pieter Johannes Colthof Johannes Colthof Grietje Colthof |