| Name | Role | Place | Source | |
|---|---|---|---|---|
| Jean Pierre Georges Calcus | Deceased | 2019 | Valenciennes | Civil registration deaths |
| Jean Pierre Georges Calcus | Deceased | 2019 | Valenciennes | Civil registration deaths |
| Jean Pierre Georges Calcus | Deceased | 2019 | Valenciennes | Civil registration deaths |
| Jean Pierre Georges Calcus | Deceased | 2019 | Valenciennes | Civil registration deaths |
| Jean-Pierre Leon Calcus | Deceased | 2008 | Lille | Civil registration deaths |
| Jean-Pierre Leon Calcus | Deceased | 2008 | Lille | Civil registration deaths |
| Pierre Calcus | Groom | 1908 | Vorst | Civil registration marriages |
| Pierre Calcus | Father of groom | 1802 | Brussel | Civil registration marriages |
| Pierre Calcus | Groom | 1802 | Brussel | Civil registration marriages |
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