Sybille Boulogne de Tingry was born circa 1140 to Faramus de Boulogne (c1110-c1183) and Mathilde (given name) and died after 1223 of unspecified causes. She married Enguerrand I de Fiennes (1128-1189) . Alfred the Great (849-899)/s, Charlemagne (747-814)/s.
|William I de Fiennes (c1160-c1240)||1160||1240||Agnes de Dammartin (c1166-)|
|Thomas de Fiennes|
|Eustache de Fiennes|
|two or more daughters|