Siebrigje Tjeerds Kloosterman–
- Name
- Siebrigje Tjeerds Kloosterman
| Birth of a son #1 | Johannes Gooitsen Couperus August 23, 1876 |
| Birth of a daughter #2 | Sijtske Couperus February 20, 1884 |
| Death of a daughter | Sijtske Couperus May 26, 1955 |
| Death of a son | Johannes Gooitsen Couperus May 9, 1958 |
| Family with Goitzen Gaeles Couperus |
| husband | |
| herself | |
| son |
Johannes Gooitsen Couperus Birth: August 23, 1876 — Augustinusga Death: May 9, 1958 — Veenklooster |
|
8 years daughter |
Sijtske Couperus Birth: February 20, 1884 — Surhuizum Death: May 26, 1955 — Groningen |