+--Hugh Arbuthnott, 9th Laird of  (1373-13 MAR 1446)
      +--Sir Robert Arbuthnot 10th Laird of Arbuthnott  (1404-1450)
      |  +--Margaret Lady Keith  (1376-29 NOV 1419)
   +--Sir David 11th Laird of Arbuthnott, Arbuthnott  (1423-8 OCT 1470)
   |  +--Lady Margaret Giles Ogilvie  (1408-4 MAY 1468)
+--Sir Robert, 12th Laird of Arbuthnott, Arbuthnott  (1456-11 JAN 1506)
|  +--Elizabeth Lady Durham  (1426-10 MAR 1488)
James Arbuthnott Sir, Baron, 13th Laird of Arbuthnott  (1475-8 MAR 1521)
|  +--Sir James I Scrymgeour, 7th Lord of Dudhope, Constab  (1438 1445-31 DEC 1478)
+--Lady Mariota (Marion) Scrymgeour  (1453-8 JAN 1518)
   +--Lady Margaret Maitland  (1440 1450-31 DEC 1478)