- Born: Abt 1009, , , France
- Married: 1007
Ancestral File Number: 8SJM-B6.
Ancestral File Ver 4.10 8SJM-B6 Marriage Contract to Hugh Prince of FRANCE 1007.
Hermengastin married Prince Hugh FRANCE, son of King Robert FRANCE, II and Queen Constance Arles De Toulouse FRANCE, in 1007. (Prince Hugh FRANCE was born in 1007 in , , France, died on 17 Sep 1025 and was buried in St Corneillier.)