Martha Cooke1 
From 22 November 1750, her married name became Collis.
Children of Martha Cooke and Reverend William Collis
- Martha Collis2
- Reverend Zachary Cooke-Collis+2 b. c 1754
- William Collis+2 b. c 1759, d. 22 Apr 1839
Michael Beresford1
Children of Michael Beresford
- [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 730. Hereinafter cited as Landed Gentry of Ireland.
- [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.
William Collis1 
He matriculated at Trinity College, Dublin University, Dublin, County Dublin, Ireland, on 2 January 1775.2 He was a practising Barrister-at-Law.1 He lived at Richmond, County Waterford, IrelandG.1 He lived at Mountford Lodge, Fermoy, County Cork, IrelandG.1
Children of William Collis and Jane Carey
- John Collis3 d. 31 Oct 1840
- Reverend George Gun Collis3
- Richard Collis+3
- Zachary Collis3
- Martha Collis3 d. 1862
- Peter Collis+3 b. 4 Jul 1793, d. 28 Jan 1871
- [S47] BIFR1976 page 259. See link for full details for this source. Hereinafter cited as. [S47]
- [S8547] John Falvey, “re: Macdonnell Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 12 May 2018. Hereinafter cited as “re: Macdonnell Family.”
- [S47] BIFR1976. [S47]
Jane Carey1
Her married name became Collis.
Children of Jane Carey and William Collis
- John Collis2 d. 31 Oct 1840
- Reverend George Gun Collis2
- Richard Collis+2
- Zachary Collis2
- Martha Collis2 d. 1862
- Peter Collis+2 b. 4 Jul 1793, d. 28 Jan 1871
John Collis1 
He gained the rank of Lieutenant in the 61st Regiment.1 He fought in the Battle of Talavera.1 He fought in the Battle of Salamanca, where he had both eyes shot out.1
Peter Collis1 
He gained the rank of Captain in the 95th Regiment.1 He lived at Mountford Lodge, Fermoy, County Cork, IrelandG.1
Children of Peter Collis and Elizabeth Mitchell Carey
- Elizabeth Martha Collis2 b. 13 Apr 1844, d. 24 Nov 1893
- Lt.-Col. William Gun Collis+2 b. 16 Apr 1845
- John George Collis2 b. 4 Mar 1847, d. 26 Oct 1879
- Edward Peter Collis2 b. 13 Apr 1849, d. 1887
John Carey1
Child of John Carey
- Elizabeth Mitchell Carey+2 d. Dec 1884
Elizabeth Mitchell Carey1 
Her married name became Collis.
Children of Elizabeth Mitchell Carey and Peter Collis
- Elizabeth Martha Collis2 b. 13 Apr 1844, d. 24 Nov 1893
- Lt.-Col. William Gun Collis+2 b. 16 Apr 1845
- John George Collis2 b. 4 Mar 1847, d. 26 Oct 1879
- Edward Peter Collis2 b. 13 Apr 1849, d. 1887
Lt.-Col. William Gun Collis1 
He gained the rank of Lieutenant-Colonel in the Queen’s RW Surrey Regiment.1 He lived at Barrymore Lodge, Castlelyons, County Cork, IrelandG.1
Children of Lt.-Col. William Gun Collis and Mabel Katherine Robson
- William Henry Collis2 b. 4 Jun 1892, d. bt 1914 – 1918
- Marjorie Collis2 b. 21 Dec 1893
- John George Collis2 b. 2 Mar 1895
