| | Jean Pierre Paul Joseph DELAHOUSSE – Lucie Sophie Madeleine CLYTI – | | |
| | Etienne Henri Joseph DELAHOUSSE 1913–1980 | | |
| | Joseph DELAHOUSSE 1877–1954 | | | | Aimable Joseph Philippe CROQUISON – |
| | | Félix Xavier Joseph DELAHOUSSE 1841–1880 | | | | Pierre Antoine Joseph DELAHOUSSE 1812–1893 | | | | Jean-Baptiste DELAHOUSSE 1771– Florentine HAQUETTE 1772– | | | | Jean-Baptiste DELAHOUSSE 1744– | | |
| | | Pierre François HAQUETTE – |
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| | | Anselme François Auguste VIENNE – |
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