Robert James1
Theophilus Edward Lucas-Clements1 
He was given the name of Theophilus Edward Lucas at birth.1 On 2 July 1823 his name was legally changed to Theophilus Edward Lucas-Clements by Royal Licence.1 He lived at Rathkenny, County Cavan, IrelandG.1
Children of Theophilus Edward Lucas-Clements and Elizabeth Beatrice Isabella Upton
- Henry Upton Lucas-Clements2 d. 10 Jul 1872
- Charles John Fulk Lucas-Clements2 d. 1873
- Isabella Margaret Lucas-Clements2 d. 1876
- Olivia Beatrice Lucas-Clements2 d. 1861
- Theophilus Lucas-Clements+2 b. 15 Oct 1830, d. 7 Apr 1898
Stephene Helyar1 
Marie Helyar1 
Elizabeth Lucas1
From 1823, her married name became Scott.
Child of Elizabeth Lucas and Reverend James Leslie Montgomery Scott
- [S47] BIFR1976 page 248. See link for full details for this source. Hereinafter cited as. [S47]
- [S47] BIFR1976. [S47]
- [S142] Bernard, Sir Burke, editor, Burke’s genealogical and heraldic history of the landed gentry of Ireland, 3rd ed. (London, U.K.: Burkes Peerage Ltd, 1912), page 629. Hereinafter cited as Landed Gentry of Ireland.
James Scott1 
He lived at Willsboro, County Londonderry, IrelandG.1
Child of James Scott
- Reverend James Leslie Montgomery Scott+3 b. 1795, d. 1885
- [S47] BIFR1976 page 248. See link for full details for this source. Hereinafter cited as. [S47]
- [S142] Bernard, Sir Burke, editor, Burke’s genealogical and heraldic history of the landed gentry of Ireland, 3rd ed. (London, U.K.: Burkes Peerage Ltd, 1912), page 629. Hereinafter cited as Landed Gentry of Ireland.
- [S47] BIFR1976. [S47]
Philip von Nassau-Weilburg1 
- [S130] Wikipedia, online http;//www.wikipedia.org. Hereinafter cited as Wikipedia.
Reverend Shuckburgh Whitney Upton1 
He was the Rector at Kilmoon, County Meath, IrelandG.1
Child of Reverend Shuckburgh Whitney Upton
- [S47] BIFR1976 page 248. See link for full details for this source. Hereinafter cited as. [S47]
- [S3927] Tom Johnston, “re: Morrisson Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 23 August 2009 and 26 May 2011. Hereinafter cited as “re: Morrisson Family.”
- [S47] BIFR1976. [S47]
Elizabeth Beatrice Isabella Upton1
From 22 September 1829, her married name became Lucas-Clements.
Children of Elizabeth Beatrice Isabella Upton and Theophilus Edward Lucas-Clements
- Henry Upton Lucas-Clements2 d. 10 Jul 1872
- Charles John Fulk Lucas-Clements2 d. 1873
- Isabella Margaret Lucas-Clements2 d. 1876
- Olivia Beatrice Lucas-Clements2 d. 1861
- Theophilus Lucas-Clements+2 b. 15 Oct 1830, d. 7 Apr 1898
Theophilus Lucas-Clements1 
He was educated at Cheltenham Cemetery, Cheltenham, Gloucestershire, EnglandG.1 He held the office of High Sheriff of County Cavan in 1857.1 He held the office of Justice of the Peace (J.P.) for County Cavan.1 He held the office of Deputy Lieutenant (D.L.) of County Cavan.1 He lived at Rathkenny, County Cavan, IrelandG.1
Children of Theophilus Lucas-Clements and Emily Caroline Magill
- Theophilus Edward Lucas-Clements2 b. 3 Jan 1864, d. 17 Dec 1921
- Beatrice Emily Augusta Lucas-Clements2 b. 20 Apr 1865, d. 29 Jan 1928
- Caroline Mabel Harriet Lucas-Clements2 b. 1 Apr 1868, d. 19 Jul 1944
Children of Theophilus Lucas-Clements and Agnes Jane Sterling
- Arthur Upton Lucas-Clements2 b. 14 Apr 1876, d. 7 Oct 1877
- Alice Mary Gwendoline Lucas-Clements2 b. 25 May 1878, d. 11 May 1917
- Agnes Laura Elfrida Lucas-Clements2 b. 1 Nov 1879, d. 26 Jan 1968
- Major Shuckburgh Upton Lucas-Clements+2 b. 2 Jul 1883, d. 20 Feb 1960
