Constance de Foix was born 1083 to Roger II de Foix (c1053-1124) and Estefania de Besalú (c1070-c1117) and died circa 1130 of unspecified causes. She married Gérard de Pérusse (1070-c1117) .
She may have been the daughter of her father's first wife.
Children
| Name | Birth | Death | Joined with |
| Louis I de Pérusse (c1100-aft1165) | 1100 | 1165 | Marie d'Albret |
Footnotes (including sources)
| ‡ General |
| ¶ Death |
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