| Name | Role | Place | Source | |
|---|---|---|---|---|
| Fernand Antoine Dethy | Child | 1901 | Namur | Civil registration births |
| Fernand Dethy | Witness | 1921 | Heverlee | Civil registration marriages |
| Fernand Désiré Dethy | Child | 1905 | Temploux | Civil registration births |
| Fernand Louis Edmond Dethy | Groom | 1921 | Leuven | Civil registration marriages |
| Georges Oscar Fernand Dethy | Deceased | 1994 | Lille | Civil registration deaths |
| Georges Oscar Fernand Dethy | Deceased | 1994 | Lille | Civil registration deaths |
| Jean Fernand Andre Dethy | Deceased | 2013 | Pouliguen | Civil registration deaths |
| Jean Fernand Andre Dethy | Deceased | 2013 | Pouliguen | Civil registration deaths |
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