Lord Owain Ap Griffin De La POLE
Owain was born about 1257 in Montgomeryshire, Wales.  He died in 1293.

 Joan Corbet
Joan was born about 1266 in Moreton, Oswestry, Shropshire, England.

 Sir Knight William Pole
William was born about 1275 in Ravenser Odd, Yorkshire, England.  He died before December 1328 in Hull, Yorkshire, England.

 Hawis ("Gadarn", "The Hardy") de la Pole
Hawis, known as "Gadarn", "The Hardy", was born in July 1291 in Montgomeryshire, Wales.  She died after 1345.