| Name | Role | Place | Source | |
|---|---|---|---|---|
| Joan Jacob Simon van Leeuwen | Registered | 1913 | 's-Gravenhage | Population register |
| Joan Jacob Simon van Leeuwen | Registered | Leiden, Bojonegoro | ||
| Joan Jacob Simon van Leeuwen | Loteling | 1892 | Leiden, Bodjonegora | |
| Simon Jacob van Leeuwen | Declarant | 1857 | 's-Gravenhage | Civil registration deaths |
| Simon Jacob van Leeuwen | Father | 1857 | 's-Gravenhage | Civil registration deaths |
| Simon Jacob van Leeuwen | Groom | 1924 | 's-Gravenhage | Civil registration marriages |
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