James Butler, 7th Baron Dunboyne1 
He succeeded as the 7th Baron Dunboyne [I., 1324] in 1419.1 He was Keeper of the Peace for County Tipperary in 1425.1
Children of James Butler, 7th Baron Dunboyne and Mór Marina O’Brien
- Edmond Butler, 8th Baron Dunboyne+1 d. 1498
- William Butler1 d. fr 1457 – 1458
- John Butler1
- Richard Butler1
- Thomas Butler1 d. b 1453
- Theobald Butler1
- [S37] BP2003 volume 1, page 1211. See link for full details for this source. Hereinafter cited as. [S37]
John Butler1 
He lived at Ardmayle, County Tipperary, IrelandG.1 He held the office of Seneschal of Tipperary between 1429 and 1434.1
Child of John Butler
- Thomas fitz John Butler1 d. a 1464
- [S37] BP2003 volume 1, page 1211. See link for full details for this source. Hereinafter cited as. [S37]
Thomas fitz John Butler1 
He lived at Ardmayle, County Tipperary, IrelandG.1 He was probably ancestor of the Butlers of Ardmayle, sometimes styled feudal Barons of Ardmayle, and of Oughteragh, County Tipperary.1
- [S37] BP2003 volume 1, page 1211. See link for full details for this source. Hereinafter cited as. [S37]
James Nugent1 
Children of James Nugent and Elizabeth Holywode
- Christopher Nugent, 2nd Baron Delvin+1 d. 1478
- Andrew Nugent+2
- Robert Nugent+2 d. a 1487
- Lavallin Nugent+2 d. 10 Mar 1532/33
- Theobald Nugent1
Donnchadh O’Brien1
Child of Donnchadh O’Brien
- [S37] BP2003 volume 1, page 1211. See link for full details for this source. Hereinafter cited as. [S37]
Mór Marina O’Brien1
Her married name became Butler.
Children of Mór Marina O’Brien and James Butler, 7th Baron Dunboyne
- Edmond Butler, 8th Baron Dunboyne+1 d. 1498
- William Butler1 d. fr 1457 – 1458
- John Butler1
- Richard Butler1
- Thomas Butler1 d. b 1453
- Theobald Butler1
- [S37] BP2003 volume 1, page 1211. See link for full details for this source. Hereinafter cited as. [S37]
Catherine Reagh1
Her married name became Butler.1
Children of Catherine Reagh and James Butler, 9th Baron Dunboyne
- James Butler, 10th Baron Dunboyne+1 d. 15 Jan 1538
- John Butler+1 d. a 1535
- [S37] BP2003 volume 1, page 1211. See link for full details for this source. Hereinafter cited as. [S37]
William Butler1

He appropriated the Manors of Dunboyne and Moymet, County Meath, from his elder brother.1 He was attainted.2
Richard Nugent, 1st Baron Delvin1 
He held the office of Deptuy to the Lieutenant of Ireland in 1148/49.2 He held the office of Sheriff of County Meath in 1428.3 He was created 1st Baron Delvin [Ireland] in 1451.2
Children of Richard Nugent, 1st Baron Delvin and Julian Drake
- Margaret Nugent1
- James Nugent+2 d. 1458
- John Nugent2
- Edward Nugent2 d. 1473
Margaret Nugent1
Her married name became Butler.
