+--John MCILVAIN  (ABT 1610-)
      +--John MCILVAIN  (ABT 1635-21 SEP 1669)
      |  +--Anna CORRIE  (-FEB 1632)
   +--John MCILVAIN  (1656-1735)
   |  +--Ann CUNNINGHAM 
+--John MCILVAIN  (-5 FEB 1774)
|  +--Sarah CLARK  (ABT 1660-)
Alexander MCILVAIN  (-ABT 1803)
+--Anna (MCILVAIN)  (-AFT 1774)