Richard Pierce Theobald Butler, 20th/30th Baron Dunboyne1
He was educated at Winchester College, Winchester, Hampshire, EnglandG.1 He was educated at Bristol University, Bristol, EnglandG.1 He succeeded as the 30th Baron Dunboyne [I., 1324] on 11 July 2013.3 He succeeded as the 20th Baron Dunboyne, co. Meath [I., 1541] on 11 July 2013.3
Children of Richard Pierce Theobald Butler, 20th/30th Baron Dunboyne and Anneka Eileen Anketell-Jones
- Bridget Gigny Synolda Butler4 b. 9 Jun 2015
- Rosamond Joy Butler4 b. 2 Feb 2017
- [S37] BP2003 volume 1, page 1211. See link for full details for this source. Hereinafter cited as. [S37]
- [S466] Notices, The Telegraph, London, UK. Hereinafter cited as The Telegraph.
- [S466] The Telegraph, 10 September 2013.
- [S1122] Peerage News, online http://peeragenews.blogspot.co.nz/. Hereinafter cited as Peerage News.
Hon. Genevieve Synolda Butler1 
She was educated at St. Leonard’s School, Mayfield, London, EnglandG.1 She graduated from Bristol University, Bristol, EnglandG, in 1998 with a Bachelor of Science (B.Sc.) (Honours.)1
Hon. Imogen Katharine Butler1
She was educated at St. Leonard’s School, Mayfield, London, EnglandG.1 She graduated from Reading University, Reading, Berkshire, EnglandG, in 2001 with a Bachelor of Arts (B.A.)1
- [S37] BP2003 volume 1, page 1211. See link for full details for this source. Hereinafter cited as. [S37]
Hon. Cleone Isolde Butler1
She was educated at St. Leonard’s School, Mayfield, London, EnglandG.1
- [S37] BP2003 volume 1, page 1211. See link for full details for this source. Hereinafter cited as. [S37]
William le Petit1
Child of William le Petit
- Synolda le Petit+1 d. c 1346
- [S37] BP2003 volume 1, page 1211. See link for full details for this source. Hereinafter cited as. [S37]
Richard de Lacy1
- [S37] BP2003 volume 1, page 1211. See link for full details for this source. Hereinafter cited as. [S37]
Sir William FitzGerald1
- [S37] BP2003 volume 1, page 1211. See link for full details for this source. Hereinafter cited as. [S37]
Richard Nugent, 3rd Baron Delvin1 
He succeeded as the 3rd Baron Delvin [I., 1451] in 1478.1 In 1489 he was among 11 peers summoned to Greenwich.1 He held the office of Vice-Deputy [Ireland] from 1527 to 1528.1
Children of Richard Nugent, 3rd Baron Delvin
- Sir Christopher Nugent+1 d. 1531
- Sir Thomas Nugent+1 d. a 1569
- William Nugent2 d. c Jun 1547
- [S37] BP2003 volume 3, page 4129. See link for full details for this source. Hereinafter cited as. [S37]
- [S22] Sir Bernard Burke, C.B. LL.D., A Genealogical History of the Dormant, Abeyant, Forfeited, and Extinct Peerages of the British Empire, new edition (1883; reprint, Baltimore, Maryland: Genealogical Publishing Company, 1978), page 405. Hereinafter cited as Burkes Extinct Peerage.
Thomas Butler, 1st Baron Dunboyne1

He was also known as Thomas le Botiller.1 In 1324 he was called to the Irish Parliament (as were intermittently his descendants in the succeeding two centuries before the creation of the Barony of Dunboyne as a lordship of Parl by patent 1541), whereby what in England might have been regarded as a feudal lordship beca.1 He was created 1st Baron Dunboyne [Ireland] in 1324, by prescription.1 He fought in the Battle of Ardnurcher on 10 August 1329.1
Child of Thomas Butler, 1st Baron Dunboyne and Synolda le Petit
- Piers Butler, 2nd Baron Dunboyne+1 d. 5 Aug 1370
Synolda le Petit1 
Her married name became de Lacy.1 Her married name became FitzGerald.1 Her married name became Butler.1
Child of Synolda le Petit and Thomas Butler, 1st Baron Dunboyne
- Piers Butler, 2nd Baron Dunboyne+1 d. 5 Aug 1370
- [S37] BP2003 volume 1, page 1211. See link for full details for this source. Hereinafter cited as. [S37]
