Octavia Dallas1
- [S6475] James Dallas, History of the Family of Dallas and their Connections and Descendants from the Twelfth Century (Edinburgh, Scotland: private, 1921). Hereinafter cited as Dallas and their Connections.
Sidney Dallas1 
- [S6475] James Dallas, History of the Family of Dallas and their Connections and Descendants from the Twelfth Century (Edinburgh, Scotland: private, 1921). Hereinafter cited as Dallas and their Connections.
Letitia Trelawny1 
Children of Letitia Trelawny and Sir William Trelawny, 6th Bt.
- Rev. Sir Harry Trelawny, 7th Bt.+2 b. 26 Jun 1756, d. 3 May 1856
- Letitia Anne Trelawny+2 b. 1762
- [S37] BP2003 volume 3, page 3515. See link for full details for this source. Hereinafter cited as. [S37]
- [S37] BP2003. [S37]
- [S4567] Bill Norton, “re: Pitman Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 6 April 2010 and 19 April 2011. Hereinafter cited as “re: Pitman Family.”
Sir William Trelawny, 6th Bt.1 
He gained the rank of Officer in the Royal Navy.1 He succeeded as the 6th Baronet Trelawny, of Trelawny, Cornwall [E., 1628] on 7 April 1762.1 He held the office of Governor of Jamaica.1
Children of Sir William Trelawny, 6th Bt. and Letitia Trelawny
- Rev. Sir Harry Trelawny, 7th Bt.+3 b. 26 Jun 1756, d. 3 May 1856
- Letitia Anne Trelawny+3 b. 1762
- [S37] BP2003 volume 3, page 3515. See link for full details for this source. Hereinafter cited as. [S37]
- [S18] Matthew H.C.G., editor, Dictionary of National Biography on CD-ROM (Oxford, U.K.: Oxford University Press, 1995). Hereinafter cited as Dictionary of National Biography.
- [S37] BP2003. [S37]
- [S4567] Bill Norton, “re: Pitman Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 6 April 2010 and 19 April 2011. Hereinafter cited as “re: Pitman Family.”
William Trelawny1 
He gained the rank of Army Captain.1
Children of William Trelawny and Mary Bisset
- General Harry Trelawny+2 d. 28 Jan 1800
- Sir William Trelawny, 6th Bt.+2 b. 1722/23, d. 1772
William Bisset1
Child of William Bisset
Mary Bisset1
Her married name became Trelawny.
Children of Mary Bisset and William Trelawny
- General Harry Trelawny+2 d. 28 Jan 1800
- Sir William Trelawny, 6th Bt.+2 b. 1722/23, d. 1772
Hubert Dallas1 
- [S6475] James Dallas, History of the Family of Dallas and their Connections and Descendants from the Twelfth Century (Edinburgh, Scotland: private, 1921). Hereinafter cited as Dallas and their Connections.
General Harry Trelawny1 
He held the office of Governor of Landguard Fort.1
Child of General Harry Trelawny and Mary Dormer
- Charles Brereton-Trelawny+2 d. 19 Jun 1860
Mary Dormer1
Her married name became Trelawny.
Child of Mary Dormer and General Harry Trelawny
- Charles Brereton-Trelawny+2 d. 19 Jun 1860