I Philippe
I was born about 1227 in Vianden, Luxembourg, Belgium.  He died in 1272.

 Marie De Perwez
Marie was born about 1231 in Louvain, Brabant, Belgium.  She died in September 1289.

 Marguerite De Vianden
Marguerite was born about 1258 in Vianden, Luxembourg, Belgium.

 I Godefroi
I was born about 1260 in Vianden, Luxembourg, Belgium.

 Engine De Vianden
Engine was born about 1262 in Vianden, Luxembourg, Belgium.

 II Philippe
II was born about 1264 in Vianden, Luxembourg, Belgium.

 III Henri
III was born in 1272 in Vianden, Luxembourg, Belgium.