William Sinclair, 3rd Earl of Orkney, 1st Earl of Caithness
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- 1 William Sinclair, 3rd Earl of Orkney, 1st Earl of Caithness [1]
- Marjory Sutherland
- 2 Eleanor Sinclair [1.1] d. 21 Mar 1518
- John Stewart, 1st Earl of Atholl b. 1440 d. 15 Sept 1512
- 3 John Stewart, 2nd Earl of Atholl [1.1.1] b. 1475 d. 1521
- Lady Janet Campbell
- 4 Lady Elizabeth Stewart [1.1.1.1]
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- 4 Lady Elizabeth Stewart [1.1.1.1]
- 3 Lady Jean Stewart [1.1.2] b. 1487 d. 19 Apr 1522
- James Arbuthnot, 13th Laird Arbuthnot b. 1489 d. 8 Mar 1521
- 4 Robert Arbuthnot, 14th Laird Arbuthnot [1.1.2.1] b. c. 1508 d. 15 Oct 1579
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- 4 Isabel Arbuthnot [1.1.2.2] b. 1509 d. 30 Apr 1588
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- 4 Robert Arbuthnot, 14th Laird Arbuthnot [1.1.2.1]
- 3 Elizabeth Stewart [1.1.3]
- John Stewart, 3rd Earl of Lennox b. c. 1490 d. 4 Sep 1526
- 4 Matthew Stewart, 4th Earl of Lennox [1.1.3.1] b. 21 Sep 1516 d. 4 Sep 1571
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- 4 Matthew Stewart, 4th Earl of Lennox [1.1.3.1]
- 3 John Stewart, 2nd Earl of Atholl [1.1.1]
- 2 Eleanor Sinclair [1.1]