| Jacob Lamerts Berends Helder (1797 - 1835) |
Kornelis Geerts de Vries |
| Ijtje Derks Ronda (1791 - 1868) |
Jantje Geerts |
| Derk Jacobs Helder | Geeske de Vries |
| b. 2 Jan 1819, Warfhuizen d. bur. occ. edu. rel. |
b. 16 Feb 1821, Hornhuizen d. bur. occ. edu. rel. |
| Jacob Helder |