| Name | Role | Event | DateYear | Place | Source |
|---|---|---|---|---|---|
| Alexandre Dupon | Deceased | Death | België | Prayer card collection | |
| Alexandre Dupon | Child | DTB Dopen | 19-2-1670 | Leiden | |
| Alexandre Eric Dupon | Deceased | Death | 30-6-2005 | Montrouge | Civil registration deaths |
| Alexandre Pierre Philippe Dupon | Witness | Marriage | 15-2-1860 | Leuven | Civil registration marriages |
| Jacques Alexandre DuPon | Registered | Registration | Antwerpen | Foreigners register | |
| Jacques Alexandre DuPon | Registered | Registration | Antwerpen | Foreigners register |
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