Mary de Bohun1369 - 1394 Born 1369 Died Wed, 4 June 1394 Peterborough Castle, Peterborough Buried Church of the Annunciation of Our Lady of the Newarke, Leicester Details Parents Mary de Bohun Lived 24 years, 11 months, 3 days father Humphrey de Bohun 1341 - 1373 mother Joan Fitzalan 1347 - 1419 Siblings Sister Eleanor de Bohun 1366 - 1399