Ludwig von Looz
Ludwig was born about 1108 in 11 Aug 1171.

 Agnes De Metz
Agnes was born about 1116 in 11 Aug 1171.

 Agnes von Looz
Agnes was born about 1147 in Looz.  She died on March 26th, 1191.

 Imagina von Looz
Imagina was born about 1150 in Louvain, Brabant, Belgium.  She died about April 26th, 1226.

 Laurette von Looz
Laurette was born about 1160.  She died before 1184.