Sir Henry De Percy
Sir Henry was born on March 25th, 1273 in Alnwick, Northamptonshire, England.  He died at the age of 41 in October 1314 in Fountains, Abbey, England.

 Eleanor FitzAlan
Eleanor was born about 1271 in Arundel, Sussex, England.

 Henry De Percy
Henry was born in Alnwick, Northumberland, England.