Attention: Age at marriage (March 2, 1296) below 16 years (15).
He is married to Matilda Maude Countess of Lancaster DeChaworth (Plantagenet).
They got married on March 2, 1296 at Kidwelly Castle, Carmarthenshire, Wales, he was 15 years old.Source 4
They got married in the year 1300 at Kidwelly, Carmarthenshire, Wales, he was 19 years old. They got married on 1321-22 at Grosmont Castle, Grosmont, Monmouthshire, England, he was 40 years old.Child(ren):
http://trees.ancestry.com/pt/AMTCitationRedir.aspx?tid=107001826&pid=2501/ Ancestry.com