Nicholas married Baroness Margaret De Vere BEAUMONT, daughter of Earl John De Vere OXFORD, I and Countess Maud De Badlesmere OXFORD. (Baroness Margaret De Vere BEAUMONT was born about 1340-1344 in Oxford, Oxfordshire, England, died on 15 Jun 1398 in Grey Friars, Newgate, London, Middlesex, England and was buried in Grey Friars, Newgate, London, Middlesex, England.)
Another name for Nicholas was Sir.