Earl Michael de la Pole of Suffolk
Michael was born about 1361 in Yorkshire, England.  He died on September 14th, 1410 in Harfleur, England.

 Catherine Stafford
Catherine was born about 1376 in Staffordshire.  She died on April 8th, 1419.

 Isabel de la Pole
Isabel was born about 1395 in Cotton, Suffolk, England.

 Duke William de la Pole of Suffolk
William was born on October 16th, 1396 in Suffolk, England.  He died at the age of 53 on May 2nd, 1450 in Kent, England.