Catherine Maree1 
From 13 February 1851, her married name became French. After her marriage, Catherine Maree was styled as Baroness de Freyne of Coolavin on 22 August 1863.
Children of Catherine Maree and Charles French, 3rd Baron de Freyne of Coolavin
- Hon. Charles French+3 b. 21 Oct 1851, d. 27 Oct 1925
- Hon. John French+3 b. 13 Mar 1853, d. 23 May 1916
- Hon. William John French+3 b. 21 Apr 1854, d. 1928
- Arthur French, 4th Baron de Freyne of Coolavin+3 b. 9 Jul 1855, d. 23 Sep 1913
- Lt.-Col. Hon. Richard Patrick French3 b. 30 Apr 1857, d. 19 Jun 1921
- Lt.-Col. Hon. Robert French+3 b. 22 Oct 1858, d. 27 Sep 1920
- Hon. Mary Josephine French+3 b. 1860, d. 20 Feb 1919
- [S37] BP2003 volume 1, page 1068. See link for full details for this source. Hereinafter cited as. [S37]
- [S7529] WikiTree, online http://www.wikitree.com/. Hereinafter cited as WikiTree.
- [S37] BP2003. [S37]
Hon. Charles French1 
He was held with his two immediately younger brothers to be illegitimate hence incapable of inheriting the title, which accordingly passed on their father’s death to the 4th son.1 He was educated at Downside School, Bath, Somerset, EnglandG.1 He held the office of Member of Parliament (M.P.) for County Roscommon between 1873 and 1880.1 He held the office of High Sheriff of County Roscommon in 1887.2 He held the office of Justice of the Peace (J.P.) for County Roscommon.1
Children of Hon. Charles French and Constance Ellinor Chichester
- Hilda Mary French2 b. 29 Feb 1884, d. 8 Jun 1970
- Amy Mary French+2 b. 6 Jun 1885, d. 23 May 1972
- Eva Mary French2 b. 13 Jan 1887, d. 2 Jan 1962
- Muriel Mary French2 b. 7 Apr 1888, d. 8 Oct 1973
- Charles Henry French2 b. 7 Nov 1891, d. 1 May 1961
- Barbara French2 b. 12 Sep 1892, d. 17 Sep 1963
Stephen Grehan1 
He lived at Clonmeen, County Cork, Ireland.1
Child of Stephen Grehan and Mary Esther Chichester
- Stephan Arthur John Grehan+2 b. 27 Dec 1895
- [S1042] Peter Wood, “re: Persse Family,” e-mail message to British and European Nobility Register, 2003 to 2021. Hereinafter cited as “re: Persse Family.”
- [S31] Bernard, Sir Burke, editor, Burke’s genealogical and heraldic history of the landed gentry of Ireland, 4th ed. (London, U.K.: Burkes Peerage Ltd, 1958), page 331. Hereinafter cited as Landed Gentry of Ireland.
Constance Ellinor Chichester1,2
From 1880, her married name became French.
Children of Constance Ellinor Chichester and Hon. Charles French
- Hilda Mary French3 b. 29 Feb 1884, d. 8 Jun 1970
- Amy Mary French+3 b. 6 Jun 1885, d. 23 May 1972
- Eva Mary French3 b. 13 Jan 1887, d. 2 Jan 1962
- Muriel Mary French3 b. 7 Apr 1888, d. 8 Oct 1973
- Charles Henry French3 b. 7 Nov 1891, d. 1 May 1961
- Barbara French3 b. 12 Sep 1892, d. 17 Sep 1963
- [S37] BP2003 volume 1, page 1068. See link for full details for this source. Hereinafter cited as. [S37]
- [S339] Descendants of William the Conqueror, online http://www.william1.co.uk/. Hereinafter cited as Descendants of William the Conqueror.
- [S37] BP2003. [S37]
Charles Henry French1 
He was educated at Downside School, Bath, Somerset, EnglandG.1 He fought in the First World War.2 He gained the rank of Lieutenant in the 13th Battalion, Royal Warwicks Regiment.1
Hilda Mary French1 
Amy Mary French1 
From 2 November 1927, her married name became MacDermot.
Child of Amy Mary French and Percy John Vincent MacDermot
Rt. Hon. Hugh Hyacinth O’Rorke MacDermot, The MacDermot, Prince of Coolavin1 
He was educated at Catholic University of Dublin, Dublin, County Dublin, IrelandG.2 He held the office of Deputy Lieutenant (D.L.) of County Sligo.2 He held the office of Justice of the Peace (J.P.) for County Sligo.2 He was appointed Queen’s Counsel (Q.C.)2 He held the office of Solicitor-General [Ireland] in 1886.2 He lived at Coolavin, Ireland.2 He held the office of Attorney-General [Ireland] in 1892.2 He was appointed Privy Counsellor (P.C.) in 1892.2
Children of Rt. Hon. Hugh Hyacinth O’Rorke MacDermot, The MacDermot, Prince of Coolavin and Mary Howley
- Eva MacDermot2 d. 1870
- Augusta MacDermot2 d. 7 Nov 1901
- Charles Edward MacDermot, The MacDermot, Prince of Coolavin+2 b. 29 Dec 1862, d. 8 May 1947
- Hugh MacDermot2 b. 1865, d. 1924
- Roderick MacDermot2 b. 1869, d. Nov 1955
Children of Rt. Hon. Hugh Hyacinth O’Rorke MacDermot, The MacDermot, Prince of Coolavin and Henrietta Maria Blake
- Margaret Mary MacDermot2 d. 16 Apr 1934
- Eileen MacDermot2 d. 3 Apr 1941
- Major Henry Blake MacDermot+2 b. 16 Jan 1873, d. 1 Jan 1953
- Percy John Vincent MacDermot+2 b. 21 Jul 1875, d. 7 Jun 1955
- Bernard MacDermot2 b. 1876, d. 20 Sep 1902
- Dermot MacDermot2 b. 1877, d. 27 Aug 1931
- Georgina Priscilla MacDermot2 b. c 1879, d. bt 1 Nov 1972 – 2 Nov 1972
- Major Francis Charles MacDermot+2 b. 25 Nov 1886, d. 1975
Percy John Vincent MacDermot1 
He gained the rank of Captain in the West Indian Regiment.2 He lived at Drumdoe, Boyle, County Roscommon, Ireland.2
Children of Percy John Vincent MacDermot and Evleen O’Connor
- Brian Charles MacDermot+2 b. 29 Jan 1914
- Jill Mary MacDermot+2 b. 13 Jan 1915
- Deirdre MacDermot2 b. 18 May 1916
- Patricia MacDermot2 b. 4 Dec 1917
- Miles Hugh Charles MacDermot+2 b. 4 Jun 1920, d. Apr 1996
- Hugh Hyacinth MacDermot+2 b. 30 Sep 1923, d. 16 Jan 1988
Child of Percy John Vincent MacDermot and Amy Mary French
Eva Mary French1 