William, of Nassington, -1354 (Personal Name)

Peterson, I.J. William of Nassington, 1986.

His Speculum vitae, 1977: page 2 (William Nassyngton)

Oxford dictionary of national biography WWW site, viewed July 5, 2019 (Nassington [Nassyngton], William; poet and ecclesiastical administrator; member of a distinguished family of ecclesiastical administrators from Nassington, Northamptonshire; he enjoyed a successful, varied, and influential clerical career culminating in the composition of the Speculum vitae; he was a master of law (by 1327-8), closely associated with John Grandison, Bishop of Exeter, holding various important appointments at the see (for example chancellor and auditor of causes in 1332) throughout his life; during the latter stages of his career he also benefited from an association with William Zouche, Archbishop of York, and held a number of major posts at York (again, chancellor and auditor of causes in 1346); he died, probably of plague, in 1354)