Family Group Sheet| HUSBAND | | Pier Koopmans | | BIRTH | 23 December 1833 | | | BIRTH | 23 December 1833 | Sneek | | DEATH | 1903 | | | REF # | | 2107; | | REF # | | 2954; | | MARRIAGE | 14 May 1864 | Wymbritsradeel | | FATHER | Pier Piers Koopmans | | MOTHER | Riemke Wybes Cnossen | | FATHER | Pieter Piers Koopmans | | MOTHER | Uilkje Daniels Schuurmans | | | | WIFE | | Vrouwkje Tjitses Huitema | | BIRTH | 10 February 1842 | | | DEATH | 31 March 1890 | | | REF # | | 2937; | | FATHER | Tjitse Hommes Huitema | | MOTHER | Baukje Jacobs Slotsma |
| | | CHILDREN | | 1. | Anne Piers Koopmans MALE |
| | 2. | Baukje Koopmans FEMALE | | | BIRTH | 19 November 1864 | | | DEATH | 1931 | | | REF # | | 2938; |
| | 3. | Riemkje Koopmans FEMALE | | | BIRTH | 21 October 1866 | | | DEATH | 1953 | | | REF # | | 2939; |
| | 4. | Tjitske Koopmans FEMALE | | | BIRTH | 23 July 1868 | | | DEATH | 1939 | | | REF # | | 2940; |
| | 5. | Pier Koopmans MALE | | | BIRTH | 14 October 1869 | | | DEATH | 1945 | | | REF # | | 2941; |
| | 6. | Tjitze Koopmans MALE | | | BIRTH | 15 July 1871 | | | DEATH | 1953 | | | REF # | | 2942; |
| | 7. | Wybe Koopmans MALE | | | BIRTH | 3 February 1873 | | | DEATH | 1961 | | | REF # | | 2943; |
| | 8. | Neeltje Koopmans FEMALE | | | BIRTH | 2 June 1875 | | | DEATH | 1942 | | | REF # | | 2944; |
| | 9. | Anne Koopmans MALE | | | BIRTH | 9 August 1877 | | | DEATH | 1954 | | | REF # | | 2945; |
| | 10. | Antje Koopmans FEMALE | | | BIRTH | 19 November 1878 | | | DEATH | 1956 | | | REF # | | 2946; |
| | 11. | Jacob Koopmans MALE | | | BIRTH | 6 August 1881 | | | DEATH | 1882 | | | REF # | | 2947; |
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