| 1. | Teunis Cornelis Koopman was born on 10 Nov 1864 in Texel; died on 23 Aug 1922 in Nieuwendam. Teunis married Maria Kooger on 8 May 1887 in Texel. Maria (daughter of Jan Kooger and Martje Geus) was born on 11 Sep 1868 in Texel; died on 22 Jun 1936 in Amsterdam. [Group Sheet] [Family Chart]
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| 2. | Anna Koopman Anna married Willem Adrianus Steman on 3 Sep 1908 in Amsterdam, and was divorced on 22 Nov 1928 in Amsterdam. Willem (son of Cornelis Steman and Maria (Marie) Bosland) was born on 28 Oct 1884 in Nieuwendam; died on 18 Apr 1967 in Amsterdam. [Group Sheet] [Family Chart]
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| 3. | Jannetje Koopman |
| 4. | Adrianus Arnoldus Koopman Adrianus married Maria de Boorder on 5 Jul 1917 in Nieuwendam. Maria was born on 24 Jun 1892 in Nieuwendam. [Group Sheet] [Family Chart]
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| 5. | Martje Koopman |
| 6. | Cornelis Steman Family/Spouse: Ida Aloisa Knoll. Ida (daughter of Martin Knoll and Anna Blättler) was born on 12 Jan 1902 in Bachhaupten, Duitsland; died on 2 Apr 1964 in Vienne, Frankrijk. [Group Sheet] [Family Chart]
Cornelis married Catharina van Overbeeke on 2 Jun 1964 in Amsterdam. Catharina was born on 25 Jul 1911 in Amsterdam. [Group Sheet] [Family Chart] |
| 7. | Teunis Cornelis Steman Teunis married Maria Metje Rogge on 13 Mar 1935 (Civil) in Amsterdam. Maria (daughter of Cornelis Rogge and Petronella Frankfort) was born on 19 Mar 1910 in Amsterdam; died after 1941. [Group Sheet] [Family Chart]
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| 8. | Willem Adrianus Steman Willem married Margaretha Johanna Materman on 4 Oct 1939 in Amsterdam. Margaretha was born on 29 Aug 1918 in Rheden. [Group Sheet] [Family Chart]
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| 9. | Martin married Lijdia Antonia Huigen on 13 Oct 1943 in Amsterdam. Lijdia (daughter of Antoon Huigen and Arendina Hillegonda Dijkstra) was born on 29 May 1913 in Amsterdam; died on 15 Jul 1957 in Amsterdam. [Group Sheet] [Family Chart] |
| 10. | Marie Anna Steman |
| 11. | Teunis Cornelis Koopman |
| 12. | Willem Adrianus Koopman Willem married H.J. Mensink on 26 Jun 1958. [Group Sheet] [Family Chart] |
| 13. | Lydia married Heinrich Mayland on 1 Oct 1957 in Amsterdam. Heinrich (son of Frederik Wilhelm Gerardus Mayland and Amalie Brunette Marie van Lengen) was born on 29 Nov 1931; died on 22 Dec 2013 in Amsterdam. [Group Sheet] [Family Chart]
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| 14. | Rudolf Steman Rudolf married Jacoba van Urk [Group Sheet] [Family Chart]
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| 15. | Willy Steman Willy married Hendricus Fransiscus (Henk) Goosen [Group Sheet] [Family Chart]
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| 16. | Family/Spouse: Johanna Hermina Osterhaus. Johanna (daughter of Sijmon Kuipers and Alida Osterhaus) was born on 21 Dec 1946 in Amsterdam; died on 15 Jul 2025 in Purmerend; was cremated on 22 Jul 2025 in Noorder Begraafplaats, Amsterdam. [Group Sheet] [Family Chart] Teunis married Jacoba Christina Tijmes on 17 Mar 1964 in Amsterdam, and was divorced on 10 Oct 1980 in Amsterdam. Jacoba (daughter of Roelof (Christiaan) Tijmes and Jacoba Christina Laufer) was born on 7 Feb 1942 in Amsterdam. [Group Sheet] [Family Chart]
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| 17. | Elisabeth Margaretha Steman |
| 18. | Willem Adrianus Steman Willem married I van der Slot [Group Sheet] [Family Chart] |