John married Margaret "Peggy" McFarland on 3 May 1849 in Londonderry, Co. Londonderry, Northern Ireland. Margaret (daughter of Daniel McFarland, BY148217 FT96107 DanM02 and Nancy (or Agnes) Daugherty) was born about 1827 in Londonderry, Co. Londonderry, Northern Ireland; died after 1851. [Group Sheet] [Family Chart]