Anna Trench1
- [S8] BP1999 volume 1, page 125. See link for full details for this source. Hereinafter cited as. [S8]
Horace Osborne St. John-Mildmay 
He gained the rank of Officer in the 5th Hussars, Austrian Army.2
Child of Horace Osborne St. John-Mildmay and Jane Dornbach
- Edward Stephen St. John-Mildmay+2 b. 29 Sep 1845, d. 18 Jul 1917
Jane Dornbach 
Her married name became St. John-Mildmay.
Child of Jane Dornbach and Horace Osborne St. John-Mildmay
- Edward Stephen St. John-Mildmay+2 b. 29 Sep 1845, d. 18 Jul 1917
Stephen Dornbach
Child of Stephen Dornbach
- Jane Dornbach+ d. 10 Jan 1878
- [S37] BP2003 volume 3, page 3493. See link for full details for this source. Hereinafter cited as. [S37]
Augustus Fitzwalter St. John-Mildmay 
He gained the rank of Officer in the 7th Imperial Hussars.2
Philip Roper, 9th Baron Teynham 
He succeeded as the 9th Baron Teynham, of Teynham, Kent [E., 1616] on 16 May 1723.1
- [S37] BP2003 volume 3, page 3876. See link for full details for this source. Hereinafter cited as. [S37]
Henry Roper, 10th Baron Teynham 

by William Hoare 1
Henry Roper, 10th Baron Teynham was the son of Henry Roper, 8th Baron Teynham and Hon. Catherine Smythe.2 He married, firstly, Catherine Powell, daughter of John Powell and Anne Wyndham, on 17 July 1733.3 He married, secondly, Ann Brinkhurst, daughter of John Brinkhurst, on 28 February 1766.3 He married, thirdly, Elizabeth Newport on 7 September 1772.3 He died on 21 April 1781.3
He succeeded as the 10th Baron Teynham, of Teynham, Kent [E., 1616] on 13 June 1727.3
Children of Henry Roper, 10th Baron Teynham and Catherine Powell
- Hon. Mary Catharine Roper3
- Henry Roper, 11th Baron Teynham+3 b. 7 May 1733, d. 10 Dec 1786
- Hon. John Roper3 b. 20 Jun 1734, d. 1780
- Hon. Francis Roper+3 b. 25 Jan 1738, d. 13 Aug 1793
- Hon. Philip Roper Roper+3 b. 13 Oct 1739, d. 1 Jan 1831
Catherine Powell1 
After her marriage, Catherine Powell was styled as Baroness Teynham on 17 July 1733. From 17 July 1733, her married name became Roper.
Children of Catherine Powell and Henry Roper, 10th Baron Teynham
- Hon. Mary Catharine Roper2
- Henry Roper, 11th Baron Teynham+1 b. 7 May 1733, d. 10 Dec 1786
- Hon. John Roper1 b. 20 Jun 1734, d. 1780
- Hon. Francis Roper+1 b. 25 Jan 1738, d. 13 Aug 1793
- Hon. Philip Roper Roper+2 b. 13 Oct 1739, d. 1 Jan 1831
John Powell1
Child of John Powell and Anne Wyndham
- Catherine Powell+1 d. 22 Sep 1765
- [S37] BP2003 volume 3, page 3879. See link for full details for this source. Hereinafter cited as. [S37]
Anne Wyndham
Child of Anne Wyndham and John Powell
- Catherine Powell+ d. 22 Sep 1765