David De la Haya
David De was born in 1318 in Salins Castle, Buchan, Aberdeenshire, Scotland.  He died at the age of 28 on October 17th, 1346 in Durham, England.

 ? De Keith
? was born about 1320 in Innerpeffer, Angusshire, Scotland.

 Thomas De la Hay
Thomas De was born in 1342 in Kinnoul Castle, Perthshire, Scotland.  He died at the age of 64 in July 1406 in Erroll, Perthshire, Scotland.