| Name | Role | Place | Source | |
|---|---|---|---|---|
| James Johan de Koop | Father | 1950 | Suriname | Census |
| James William de Koop | Witness | 1897 | Paramaribo | Civil registration births |
| James William de Koop | Declarant | 1898 | Paramaribo | Civil registration births |
| James William de Koop | Witness | 1895 | Paramaribo | Civil registration births |
| James William de Koop | Witness | 1895 | Paramaribo | Civil registration births |
| James de Koop | Witness | 1904 | Paramaribo | Civil registration births |
| James de Koop | Witness | 1901 | Paramaribo | Civil registration births |
| James de Koop | Witness | 1899 | Paramaribo | Civil registration births |
| James de Koop | Father | 1901 | Paramaribo | Civil registration deaths |
| James de Koop | Deceased | 1906 | Paramaribo | Civil registration deaths |
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