Lt.-Gen. Robert Brereton1 
He gained the rank of Lieutenant-General in the Army.1 He was commander of the Southern District, Ireland.1 He held the office of Governor of St. Lucia between 1803 and 1807.1 He purchased New Abbey in 1807 from Janetta Brereton.1 He lived at New Abbey, Kilcullen, County Kildare, IrelandG.1
Child of Lt.-Gen. Robert Brereton
- Major Robert Brereton+2 b. 25 Sep 1788, d. 5 Aug 1852
Children of Lt.-Gen. Robert Brereton and Margaret Elizabeth Dexter
- Marion Julia Brereton2 b. 16 May 1811, d. 22 Apr 1876
- Anna Louise Brereton2 b. 11 Jun 1812, d. 22 Jul 1902
- Margaret Elizabeth Brereton2 b. 24 Jun 1814, d. 19 Jun 1902
- Major William Robert Brereton+2 b. 14 May 1816, d. 30 Aug 1906
John Dexter1
Child of John Dexter and Anne Fish
- Margaret Elizabeth Dexter+2 d. 14 Apr 1850
Margaret Elizabeth Dexter1 
From 2 March 1809, her married name became Brereton.
Children of Margaret Elizabeth Dexter and Lt.-Gen. Robert Brereton
- Marion Julia Brereton2 b. 16 May 1811, d. 22 Apr 1876
- Anna Louise Brereton2 b. 11 Jun 1812, d. 22 Jul 1902
- Margaret Elizabeth Brereton2 b. 24 Jun 1814, d. 19 Jun 1902
- Major William Robert Brereton+2 b. 14 May 1816, d. 30 Aug 1906
Major Robert Brereton1 
He lived at Clifton College, Clifton, Bristol, EnglandG.1 He retired from the military in 1842, with the rank of Major, late of the Black Watch.1
Child of Major Robert Brereton and Henrietta Dasant Sadler
- Robert Edward Perceval Brereton2 b. 26 Apr 1821, d. 5 Oct 1853
Henrietta Dasant Sadler1 
From September 1816, her married name became Brereton.
Child of Henrietta Dasant Sadler and Major Robert Brereton
- Robert Edward Perceval Brereton2 b. 26 Apr 1821, d. 5 Oct 1853
Robert Edward Perceval Brereton1 
He gained the rank of Lieutenant in the 76th Foot.1
Caroline Lavinia Bridget Sabine1 
Her married name became Brereton. From 9 February 1857, her married name became Blunt.1 From November 1876, her married name became Todd.1
- [S47] BIFR1976 page 168. See link for full details for this source. Hereinafter cited as. [S47]
Robert Kean1
He lived at Hermitage, Ennis, County Clare, IrelandG.1
Child of Robert Kean and Elizabeth Crofts
- Geraldine Mary Kean+1 d. 1910
- [S47] BIFR1976 page 170. See link for full details for this source. Hereinafter cited as. [S47]
Elizabeth Crofts1
Her married name became Kean.1
Child of Elizabeth Crofts and Robert Kean
- Geraldine Mary Kean+1 d. 1910
- [S47] BIFR1976 page 170. See link for full details for this source. Hereinafter cited as. [S47]
William Paul Barry Brereton1 
He was educated at Royal Military College, Sandhurst, Berkshire, EnglandG.1 He gained the rank of Captain in the 69th and 35th Regiments.1
Child of William Paul Barry Brereton and Maria Jane Elliott
- William Robert Brereton2 b. 1 Oct 1878, d. 31 Aug 1898
