John DE MOWBRAY, IV was born on 01 Aug 1365 in Epworth in the Isle of Axholme; died on 10 Feb 1383; was buried in White Friars' Church, Fleet Street, London.
Sir Thomas DE MOWBRAY, Knt. was born on 22 Mar 1365/6; died on 22 Sep 1399 in Of the Plague in Venice, Italy; was buried in Abbey of St. George, Venice.