| Name | Role | Place | Source | |
|---|---|---|---|---|
| Peter van Leeuwen | Tewerkgestelde | 's-Gravenhage, Rotterdam | Workforce registration | |
| Peter van Leeuwen | Tewerkgestelde | 's-Gravenhage, Rotterdam | Workforce registration | |
| Peter van Leeuwen | Tewerkgestelde | 's-Gravenhage, Rotterdam | Workforce registration | |
| Pieter Hendrik Jan van Leeuwen | Deceased | 1863 | Leiden | |
| Pieter Jan Hendrik van Leeuwen | Child | 1919 | Rotterdam | Civil registration births |
| Pieter Jan Hendrik van Leeuwen | Deceased | 1920 | Rotterdam | Civil registration deaths |
| Pieter Jan Hendrik van Leeuwen | Registered | 's-Gravenhage, Rotterdam, Wassenaar | CABR dossiers | |
| Pieter Jan Hendrik van Leeuwen | Deceased | 1920 | Rotterdam | Civil registration deaths |
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