Nicholas Martain & Isabel FitzWilliam de Mohun 
They had a daughter named Avice.
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Personal Details
Nicholas Martain
Nicholas was born in 1260 in Mallerforde, Buckinghamshire, England.1 Nicholas is no longer alive.
Isabel FitzWilliam de Mohun
Isabel was born in 1270 in Brown Manor, Treborough, Williton, Somersetshire, England.1