+--Thomas Granville 
   +--Thomas Grenville  (ABT. 1449-18 MAR 1512/13)
   |  +--Elizabeth Gorges 
+--Roger Grenville  (1477-7 JUL 1524)
|  |  +--Otho "Otes" Gilbert 
|  +--Isabella Gilbert  (ABT. 1456-)
|     +--Elizabeth Hill 
Anne "Amye" Granville  (1513-18 FEB 1576/77)
|  +--Richard Whitleigh  (ABT. 1449-)
+--Margaret Whitleigh  (ABT. 1478-)
   |  +--John Trenowth 
   +--Margaret Trenowth  (ABT. 1460-)
      +--Honour Tregarthin  (ABT. 1432-)