Owain ap Gruffydd de la Pole
Owain ap Gruffydd was born in Montgomeryshire, Walers.  He died in 1293.

 Hawys (Joan) Corbet
Hawys (Joan) was born about 1305 in Moreton, Oswestry, Shropshire, England.

 Hawise the Hardy Gadarn de la Pole
Hawise the Hardy Gadarn was born on July 25th, 1290 in Montgomeryshire, Walers.  She was buried in House of the Grey Friars, Shrewsbury, England.

 Gruffydd ap Owain de la Pole
Gruffydd ap Owain was born before 1293.