Lord FitzAlan married
Isabella Mortimer (died 1292), daughter of
Roger Mortimer, 1st Baron Mortimer and
Maud de Braose in 1260. They had one son: •
Richard FitzAlan, 1st Earl of Arundel. They had at least one daughter: • Matilda (Maud) FitzAlan married firstly, Philip Burnell (died 1294); married secondly, Robert de Brus, Lord of Annandale and Earl of Carrick; married thirdly, Simon de Cricketot. == References ==