William (Uilleag\Ulick) an Fhiona de Burgh
William (Uilleag\Ulick) an Fhiona de was born in  1370 in Clanricarde, Galway, Connaught, Ireland.  He died at the age of 53 in 1423.

 Egelina de Courtenay
Egelina de was born about 1402 in Cornwall, England.

 Mary de Burgh
Mary de was born about 1418 in Connaught, Ireland.  She died in 1435.