William de Lancaster
William was born in 1100.  He died at the age of 30 in 1070.

 Adeline Gundred de Warren
Adeline Gundred was born in 1117.  She died at the age of 61 in 1178.

 Avice Lancaster
Avice was born in 1155.  She died at the age of 35 on January 1st, 1190.