Lucy Eleanor Davidson
- 1926(
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- 1 Lucy Eleanor Davidson [1] d. 20 Apr 1926
- Sir Allan R (2nd Bt of Glen Muick) Mackenzie b. 29 Mar 1850 d. 19 Aug 1909
- 2 Mary Lucy Victoria Mackenzie [1.1] d. 18 Jan 1957
- Victor Alexander Sereld (21st Earl of Erroll) Hay b. 19 Oct 1876 d. 20 Feb 1928
- 3 Josslyn Victor (22nd Earl of Erroll) Hay [1.1.1] b. 11 May 1901 d. 24 Jan 1941
- Idina (Myra) (of De La Warr) Sackville b. 26 Feb 1893 d. 5 Nov 1955
- 4 Diana Denyse (Countess of Erroll) Hay [1.1.1.1]
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- 4 Diana Denyse (Countess of Erroll) Hay [1.1.1.1]
- 3 Gilbert Alan (6th Baron Kilmarnock) Boyd (Previously Hay) [1.1.2] b. 15 Jan 1903 d. 15 Mar 1975
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- 4 Alastair Ivor Gilbert (7th Baron Kilmarnock) Boyd [1.1.2.1] b. 1927 d. 2009
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- 4 Robin Jordan (8th Baron Kilmarnock) Boyd (Previously Hay) [1.1.2.2]
- 4 Alastair Ivor Gilbert (7th Baron Kilmarnock) Boyd [1.1.2.1]
- 3 Josslyn Victor (22nd Earl of Erroll) Hay [1.1.1]
- 2 Allan James Reginald Mackenzie [1.2] b. 26 May 1880 d. Yes, date unknown
- 2 Sir Victor A (3rd Bt of Glen Muick) Mackenzie [1.3] b. 15 Dec 1882 d. Yes, date unknown
- 2 Mary Lucy Victoria Mackenzie [1.1]