Janke Harmens Postma–
- Name
- Janke Harmens Postma
- Given names
- Janke Harmens
- Surname
- Postma
| Birth | yes |
| Birth of a daughter #1 | Grietje Klazes Korf about 1804 |
| Birth of a grandson #1 | Klaas Spoelstra about 1832 |
| Death | yes |
| Family with Klaas Adams Korf |
| husband |
Klaas Adams Korf Birth: Death: |
| herself |
Janke Harmens Postma Birth: Death: |
| daughter |
Grietje Klazes Korf Birth: about 1804 — Heerenveen, Heerenveen, Friesland, Nederland Death: |