Siegfried References Siegfried count of Ardennes Ask Anything Homework Help Written by The Information Architects of Encyclopaedia Britannica The Information Architects maintain a master list of the topics included in the corpus of EncyclopƦdia Britannica, and create and manage the relationships between them. The Information Architects of Encyclopaedia Britannica Britannica AI Ask Anything Learn about this topic in these articles: Luxembourgā¦castle in 963 ce by Siegfried, count of Ardennes, marked the beginning of Luxembourg as an independent entity. The castleās old name, Lucilinburhuc (āLittle Fortressā), is the origin of the name Luxembourg. Read Moreā¦castle in 963 ce by Siegfried, count of Ardennes, marked the beginning of Luxembourg as an independent entity. The castleās old name, Lucilinburhuc (āLittle Fortressā), is the origin of the name Luxembourg. Read More