Goudsmit & Goldschmidt -- a geneasequel - Tree
- Siegfried-Johan/ Piet b’ David Wiener
- Jan-Dirk (Jacob) b’ Siegfried Wiener (Confidential, Male)
- Ida-Bettie-Marie b’ Siegfried Wiener (Confidential, Female)
- Annemarie b’ Siegfried Wiener (Confidential, Female)