Sarah Douglas
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- 1 Sarah Douglas [1]
- 7th Marquess of Queesnbury John Douglas b. 1779 d. 19 Dec 1856
- 2 8th Marquess of Queensbury Archibald William Douglas [1.1] b. 18 Apr 1818 d. 6 Aug 1858
- Caroline Margaret Clayton
- 3 9th Marquess of Queensbury John Sholto Douglas [1.1.1] b. 20 Jul 1844 d. 31 Jan 1900
- + Marchioness of Queensbury Sibyl Montgomery b. 28 May 1845 d. 31 Oct 1935
- + Marchioness of Queensbury Sibyl Montgomery b. 28 May 1845 d. 31 Oct 1935
- 3 9th Marquess of Queensbury John Sholto Douglas [1.1.1]
- 2 8th Marquess of Queensbury Archibald William Douglas [1.1]