Very Rev. William Jephson1 
He graduated from Trinity College, Dublin University, Dublin, County Dublin, Ireland, in 1678 with a Bachelor of Arts (B.A.)2 He held the office of Canon of St. Patrick’s Cathedral, Dublin between 1680 and 1684.2 He graduated from Trinity College, Dublin University, Dublin, County Dublin, Ireland, in 1683 with a Master of Arts (M.A.)2 He held the office of Dean of Kilmore between 1692 and 1720.1
Children of Very Rev. William Jephson and Anne Barry
- Mary Jephson+1
- Venerable John Jephson+2 d. 1742
- [S15] George Edward Cokayne, editor, The Complete Baronetage, 5 volumes (no date (c. 1900); reprint, Gloucester, U.K.: Alan Sutton Publishing, 1983), volume V, page 346. Hereinafter cited as The Complete Baronetage.
- [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 volume 2, page 2035. See link for full details for this source. Hereinafter cited as. [S37]
Anne Barry1 
Her married name became Hartwell. Her married name became Jephson.
Children of Anne Barry and Captain Samuel Hartwell
Children of Anne Barry and Very Rev. William Jephson
- Mary Jephson+
- Venerable John Jephson+3 d. 1742
- [S37] BP2003 volume 2, page 2035. 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.”
Catherine Hartwell1
Her married name became Gervais.1
- [S37] BP2003 volume 2, page 1811. See link for full details for this source. Hereinafter cited as. [S37]
Anna Frankland1
- [S8] BP1999 volume 1, page 125. See link for full details for this source. Hereinafter cited as. [S8]
Edward O’Brien1 
Children of Edward O’Brien and Mary Carrick
- Murrough O’Brien2
- Captain Lord Edward O’Brien+2 d. 9 Mar 1824
- John O’Brien2
- Mary O’Brien2 d. 23 Jan 1840
- Harriet O’Brien+2 d. 1 May 1851
- William O’Brien, 2nd Marquess of Thomond+2 b. c 1765, d. 21 Aug 1846
- Admiral James O’Brien, 3rd Marquess of Thomond2 b. c 1768, d. 3 Jul 1855
Mary Carrick1
Her married name became O’Brien.
Children of Mary Carrick and Edward O’Brien
- Murrough O’Brien2
- Captain Lord Edward O’Brien+2 d. 9 Mar 1824
- John O’Brien2
- Mary O’Brien2 d. 23 Jan 1840
- Harriet O’Brien+2 d. 1 May 1851
- William O’Brien, 2nd Marquess of Thomond+2 b. c 1765, d. 21 Aug 1846
- Admiral James O’Brien, 3rd Marquess of Thomond2 b. c 1768, d. 3 Jul 1855
William O’Brien, 2nd Marquess of Thomond1 
He gained the rank of Captain in 1795 in the 14th Light Dragoons.1 He succeeded as the 6th Baron O’Brien of Burren, co. Clare [I., 1634] on 10 February 1808.1 He succeeded as the 6th Earl of Inchiquin [I., 1634] on 10 February 1808.1 He succeeded as the 11th Baron of Inchiquin [I., 1543] on 10 February 1808.1 He succeeded as the 2nd Marquess of Thomond [I., 1800] on 10 February 1808.1 He was appointed Privy Counsellor (P.C.) [Ireland] in 1809.1 He was appointed Knight, Order of St. Patrick (K.P.) in 1809.1 He was appointed Representative Peer [Ireland] between 1816 and 1846.1 He was created 1st Baron Tadcaster, of Tadcsater, co. York [U.K.] on 3 July 1826.1
Children of William O’Brien, 2nd Marquess of Thomond and Elizabeth Trotter
- Lady Sarah O’Brien+2 d. 9 Feb 1859
- Lady Mary O’Brien2 d. 19 Jul 1853
- Lady Elisabeth O’Brien+2 d. 9 May 1870
- Lady Susan Maria O’Brien+1 d. 25 Mar 1857
Elizabeth Trotter1 
Her married name became O’Brien. After her marriage, Elizabeth Trotter was styled as Marchioness of Thomond on 10 February 1808.
Children of Elizabeth Trotter and William O’Brien, 2nd Marquess of Thomond
- Lady Sarah O’Brien+3 d. 9 Feb 1859
- Lady Mary O’Brien3 d. 19 Jul 1853
- Lady Elisabeth O’Brien+3 d. 9 May 1870
- Lady Susan Maria O’Brien+1 d. 25 Mar 1857
- [S37] BP2003 volume 2, page 2035. See link for full details for this source. Hereinafter cited as. [S37]
- [S6] G.E. Cokayne; with Vicary Gibbs, H.A. Doubleday, Geoffrey H. White, Duncan Warrand and Lord Howard de Walden, editors, The Complete Peerage of England, Scotland, Ireland, Great Britain and the United Kingdom, Extant, Extinct or Dormant, new ed., 13 volumes in 14 (1910-1959; reprint in 6 volumes, Gloucester, U.K.: Alan Sutton Publishing, 2000), volume I, page 416. Hereinafter cited as The Complete Peerage.
- [S37] BP2003. [S37]
Thomas Trotter1 
He lived at Duleek, County Meath, IrelandG.
Child of Thomas Trotter and Susanna Gorges
- Elizabeth Trotter+1 b. c 1775, d. 3 Mar 1852
- [S6] G.E. Cokayne; with Vicary Gibbs, H.A. Doubleday, Geoffrey H. White, Duncan Warrand and Lord Howard de Walden, editors, The Complete Peerage of England, Scotland, Ireland, Great Britain and the United Kingdom, Extant, Extinct or Dormant, new ed., 13 volumes in 14 (1910-1959; reprint in 6 volumes, Gloucester, U.K.: Alan Sutton Publishing, 2000), volume I, page 416. Hereinafter cited as The Complete Peerage.
- [S35] BLG1965 volume 1, page 324. See link for full details for this source. Hereinafter cited as. [S35]