| Name | Role | Place | Source | |
|---|---|---|---|---|
| Jaques Backer | Registered | 1626 | Amsterdam | Notarial records |
| Jaques Backer | Father | 1608 | Amsterdam | Church records baptisms |
| Jaques Backer | Father | 1608 | Amsterdam | Church records baptisms |
| Jaques Backer | Child | 1648 | Nijmegen | Church records baptisms |
| Jaques Backer | Child | 1624 | Leiden | |
| Jaques Lambrecht Backer | Registered | 1641 | Amsterdam | Notarial records |
| Jaques de Backer | Registered | 1745 | Amsterdam | Notarial records |
| Jean Jaques Backer | Registered | 1757 | 's-Hertogenbosch | Inschrijving Staat van Oorlog |
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