Piers married Maud De Neville, [BARONESS MAULEY before 6 Aug 1400 in Of, Raby, Durham, England. Maud (daughter of Ralph De Neville, [EARL OF WESTMOR and Margaret De Stafford, [COUNTESS OF WES) was born about 1383 in Of, Raby, Durham, England; died in Oct 1438. [Group Sheet] [Family Chart]