Reverend Austin Cooper1 
He graduated from Trinity College, Dublin University, Dublin, County Dublin, IrelandG, in 1826 with a Bachelor of Arts (B.A.)1 He was the Curate between 1829 and 1835 at Pallasgreen, County Limerick, IrelandG.1 He graduated from Trinity College, Dublin University, Dublin, County Dublin, IrelandG, in 1832 with a Master of Arts (M.A.)1 He was the Curate between 1835 and 1840 at Rathdrum, County Wicklow, IrelandG.1 He was the Curate between 1840 and 1844 at Rathgar, County Dublin, IrelandG.1 He was the Curate in 1844 at Kilbixy, County Westmeath, IrelandG.1
Children of Reverend Austin Cooper and Margaret Armstrong
- Austin Damer Cooper+2 b. 2 Jan 1831, d. 2 Jan 1900
- James Sisson Cooper+2 b. 17 Oct 1832, d. 5 Apr 1898
- Sarah Josephine Cooper2 b. 18 Jan 1834, d. 10 May 1854
- John Hatchell Cooper+2 b. 13 Jan 1836
- George William Cooper+2 b. 18 Feb 1839, d. 1889
- Margaret Jane Amelia Cooper2 b. 30 Aug 1840
- Samuel Cooper2 b. 28 Jun 1844, d. 20 Mar 1892
James Armstrong1
Child of James Armstrong
- Margaret Armstrong+2 d. 3 Dec 1861
Margaret Armstrong1 
From 10 September 1829, her married name became Cooper.
Children of Margaret Armstrong and Reverend Austin Cooper
- Austin Damer Cooper+2 b. 2 Jan 1831, d. 2 Jan 1900
- James Sisson Cooper+2 b. 17 Oct 1832, d. 5 Apr 1898
- Sarah Josephine Cooper2 b. 18 Jan 1834, d. 10 May 1854
- John Hatchell Cooper+2 b. 13 Jan 1836
- George William Cooper+2 b. 18 Feb 1839, d. 1889
- Margaret Jane Amelia Cooper2 b. 30 Aug 1840
- Samuel Cooper2 b. 28 Jun 1844, d. 20 Mar 1892
William Hawley1
- [S47] BIFR1976 page 277. See link for full details for this source. Hereinafter cited as. [S47]
Austin Nathaniel Cooper1 
He graduated from Royal College of Surgeons, Dublin, County Dublin, IrelandG, with a Doctor of Medicine (M.D.)1 He was Surgeon to the Great Southern Railway.1 He was appointed Fellow, Royal College of Surgeons of Ireland (F.R.C.S.I.)3
Child of Austin Nathaniel Cooper and Mary Thom
- Mary C. Cooper2 b. 1895, d. 20 Nov 1895
Mary C. Cooper1,2 
Mark Bloxham Cooper1 
He was admitted to King’s Inns in 1885 entitled to practise as a Barrister-at-Law.1 He was member of the Leinster Circuit between 1890 and 1919.1 He was Junior Counsel for the Crown in 1897 at Nenagh, County Tipperary, IrelandG.1 He was Crown Counsel for the Winter Assizes in 1900.1 He was Junior Counsel for the Crown in 1903 at Clonmel, County Tipperary, IrelandG.1 He was appointed King’s Counsel (K.C.)1 He was Senior Counsel for the Crown in 1916 at Wexford, County Wexford, IrelandG.1 He was Counsel to the Attorney-General in 1918.1 He held the office of Justice of the District Court in 1924.1 He lived at Fitzwilliam Street, Dublin, County Dublin, IrelandG.1
Children of Mark Bloxham Cooper and Susan Westropp Lloyd
- Caroline Anne Cooper2
- Major Matthew Pennefather Lloyd Cooper+2 b. 19 Mar 1892, d. 2 Jun 1969
- Austin Owen Cooper+2 b. 1 May 1894, d. 26 Mar 1977
- Mark Cyril Cooper+2 b. 1896
- Anna Hickman Susie Cooper2 b. 10 Apr 1898, d. 2 Oct 1899
Major Matthew Pennefather Lloyd1
Children of Major Matthew Pennefather Lloyd
- Susan Westropp Lloyd+2 d. 1929
- Maria Amelia Lloyd+2 d. 1932
Susan Westropp Lloyd1 
From 3 April 1888, her married name became Cooper.
Children of Susan Westropp Lloyd and Mark Bloxham Cooper
- Caroline Anne Cooper2
- Major Matthew Pennefather Lloyd Cooper+2 b. 19 Mar 1892, d. 2 Jun 1969
- Austin Owen Cooper+2 b. 1 May 1894, d. 26 Mar 1977
- Mark Cyril Cooper+2 b. 1896
- Anna Hickman Susie Cooper2 b. 10 Apr 1898, d. 2 Oct 1899
Major Matthew Pennefather Lloyd Cooper1 
He was educated at Wesley College, Dublin, County Dublin, IrelandG.1 He fought in the First World War, in Flanders with Royal Inniskilling Fusiliers.1 He was Garrison Adjutant between 1932 and 1937 at Colchester, Essex, EnglandG.1 He was the Bursar between 1937 and 1958 at Dauntsey’s School, West Lavington, Wiltshire, EnglandG.1 He fought in the Second World War, as Major (Staff.)1 He lived at Drumnigh House, County Dublin, IrelandG.1 He lived at Breckland House, Garboldisham, Norfolk, EnglandG.1
Children of Major Matthew Pennefather Lloyd Cooper and Katherine Mary Burgess
- Major Austin Eric Lloyd Cooper+2 b. 28 Apr 1918, d. 2 Jan 2014
- Lt.-Col. Anthony Matthew Cooper+2 b. 1 Feb 1921, d. 25 Aug 2012