Robert de Irwyn, 4th Laird of Drum
1386 - 1457 (71 years)(
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- 1 Robert de Irwyn, 4th Laird of Drum [1] b. 1386 d. 12 Nov 1457
- Elizabeth-nic-Robert de Keith, of Dunnottar b. Abt 1376 d. Aft 1423
- 2 Alexander Ray de Irwyn, Master of Drum [1.1] b. Jul 1412 d. Jul 1457
- Marion Abernethy, Lady b. 1404 d. 1504
- 3 Alexander de Irvine, 5th Duke of Drum [1.1.1] b. Abt 1440 d. Dec 1493
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- 4 Janet Irvine [1.1.1.1] b. Abt 1462 d. 1498
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- 4 Janet Irvine [1.1.1.1]
- 3 Alexander de Irvine, 5th Duke of Drum [1.1.1]
- 2 Alexander Ray de Irwyn, Master of Drum [1.1]