Alan de Galloway
Alan was born in 1186.  He died at the age of 48 in 1234.

 Margaret de Huntington
Margaret was born in 1194.  She died at the age of 38 on January 6th, 1232.

 Dervorgilla de Galloway
Dervorgilla was born in 1218 in Galloway, Wigtownshire, Scotland.  She died at the age of 72 on January 28th, 1290 in Kemston, Bedford, Eng.