John Mautby (son of John De Mauteby and Eleanor De Clifton) was born 1343 in Burnham Thorpe, Norfolk, England, and died date unknown in Paston, Smallburgh, Norfolk, England.He married Isabelle De Clavering on 1370 in ,,Norfolk, England, daughter of Robert FitzRoger Clavering and Margery La Zouche. More About John Mautby and Isabelle De Clavering: Marriage: 1370, ,,Norfolk, England. Children of John Mautby and Isabelle De Clavering are:
+Alianore Mautby, b. 1369, Burnham Thorpe, Norfolk, England, d. 1398, Burnham Thorpe Boveny, Norfolk, England.