Hon. Lucy Boscawen1 
From 18 August 1746, her married name became Frederick.
Children of Hon. Lucy Boscawen and Sir Charles Frederick
- Augusta Frederick+2 b. 1747, d. 1806
- Lt.-Col. Charles Frederick+2 b. 9 Oct 1748, d. 1791
- Admiral Thomas Lennox Frederick2 b. 25 Mar 1750, d. 1797
- Colonel Edward Boscawen Frederick2 b. 1762
Lt.-Col. Charles Frederick1 
He was Colonel in the Honourable East India Company Service.1 He had two other sons and a daughter.1
Children of Lt.-Col. Charles Frederick and Martha Rigden
- Martha Frederick2
- Augusta Frederick2
- Lucy Frederick+2 d. 8 Aug 1856
- Charles Frederick2 b. 18 Oct 1778, d. 6 Aug 1809
- General Edward Frederick+2 b. 23 Jun 1784, d. 5 Dec 1866
Martha Rigden1
From 20 March 1773, her married name became Frederick.
Children of Martha Rigden and Lt.-Col. Charles Frederick
- Martha Frederick2
- Augusta Frederick2
- Lucy Frederick+2 d. 8 Aug 1856
- Charles Frederick2 b. 18 Oct 1778, d. 6 Aug 1809
- General Edward Frederick+2 b. 23 Jun 1784, d. 5 Dec 1866
Charles Frederick1 
He gained the rank of Captain in the 35th Regiment.1 He had two sons who died unmarried.1
Lucinda Watkins1
She lived at Johnstown, County Tipperary, IrelandG.1 From 1800, her married name became Frederick.
- [S37] BP2003 volume 1, page 1490. See link for full details for this source. Hereinafter cited as. [S37]
General Edward Frederick1 
He was appointed Companion, Order of the Bath (C.B.)1 He gained the rank of General.1
Children of General Edward Frederick and Mary St. John
- Sir Charles Edward Frederick, 7th Bt.+2 b. 2 May 1843, d. 21 Oct 1938
- John St. John Frederick2 b. 6 Jan 1846, d. 10 Sep 1907
George Grote1 
He was a banker.2
Children of George Grote and Selina Mary Peckwell
- Selina Grote3 d. 7 Sep 1827
- George Grote2 b. 14 Nov 1794, d. 18 Jun 1871
- Arthur Grote2 b. 29 Nov 1814, d. 4 Dec 1886
- [S37] BP2003 volume 1, page 1490. See link for full details for this source. Hereinafter cited as. [S37]
- [S5792] Robin Dening, “re: Rochfort Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 2 January 2012. Hereinafter cited as “re: Rochfort Family.”
- [S37] BP2003. [S37]
Selina Grote1 
From 26 October 1826, her married name became Frederick.
- [S37] BP2003 volume 1, page 1490. See link for full details for this source. Hereinafter cited as. [S37]
- [S37] BP2003. [S37]
- [S5792] Robin Dening, “re: Rochfort Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 2 January 2012. Hereinafter cited as “re: Rochfort Family.”
Sir Charles Edward Frederick, 7th Bt.1 
He was Lieutenant-Colonel of the 10th Hussars between 1861 and 1873.2 He was Lieutenant-Colonel of the 21st Hussars between 1873 and 1882.2 He succeeded as the 7th Baronet Frederick, of Burwood House, Surrey [G.B., 1723] on 20 September 1873.2 He held the office of Justice of the Peace (J.P.) for Hampshire.2 He held the office of High Sheriff of Hampshire in 1889.2
Children of Sir Charles Edward Frederick, 7th Bt. and Emma Agnes Taylor
- Florence Emma Ada Frederick2 d. 1963
- Sir Charles Edward St. John Frederick, 8th Bt.2 b. 11 Sep 1876
- Sir Edward Boscawen Frederick, 9th Bt.+2 b. 29 Jun 1880, d. 26 Oct 1956