Charlotte McMahon1 
From 23 February 1843, her married name became Wedderburn.
Children of Charlotte McMahon and John Kellermann Wedderburn
- Emily Frederica Wedderburn+2 d. 12 May 1916
- Isabella Lottie Wedderburn+2 d. 6 Dec 1881
John Kellermann Wedderburn1 
Children of John Kellermann Wedderburn and Charlotte McMahon
- Emily Frederica Wedderburn+2 d. 12 May 1916
- Isabella Lottie Wedderburn+2 d. 6 Dec 1881
John Dunlop1
- [S37] BP2003 volume 2, page 2699. See link for full details for this source. Hereinafter cited as. [S37]
Eliza Mary Anne Forster1 
From before 1878, her married name became Henry.1 From 5 September 1878, her married name became Miller.1
- [S37] BP2003 volume 2, page 2699. See link for full details for this source. Hereinafter cited as. [S37]
Georgiana Mary McMahon1 
Captain unknown Forster1
Child of Captain unknown Forster
- Eliza Mary Anne Forster1 d. 3 Oct 1902
- [S37] BP2003 volume 2, page 2699. See link for full details for this source. Hereinafter cited as. [S37]
Major W. P. Hoey1
Child of Major W. P. Hoey
- Lydia Mary Hoey+2 d. 31 Oct 1933
Lydia Mary Hoey1 
From before 1899, her married name became Cradock.1 From 8 June 1899, her married name became McMahon.1
Child of Lydia Mary Hoey and Lt.-Col. Sir Kellerman Eyre McMahon, 6th Bt.
- Sir William Patrick McMahon, 7th Bt.+2 b. 24 Apr 1900, d. 5 Jan 1977
Sir William Patrick McMahon, 7th Bt.1 
He was educated at Wellington College, Crowthorne, Berkshire, EnglandG.1 He was appointed Fellow, Land Agents’ Society (F.L.A.S.)1 He succeeded as the 7th Baronet McMahon [U.K., 1817] on 10 September 1935.1
Children of Sir William Patrick McMahon, 7th Bt. and Ruth Stella Kenyon-Slaney
- Sir Brian Patrick McMahon, 8th Bt.2 b. 9 Jun 1942, d. 30 Jan 2018
- Shaun Desmond McMahon+2 b. 29 Oct 1945, d. b 2018
Percy Robert Kenyon-Slaney1
Children of Percy Robert Kenyon-Slaney and Geraldine Ellen Georgina Whitmore
- Frances Diamond Sara Kenyon-Slaney2 b. 19 Jul 1897, d. c 1985
- Major Philip Percy Kenyon-Slaney2 b. 12 Feb 1898, d. 9 Sep 1928
- Colonel Gerald William Kenyon-Slaney+2 b. 20 Jul 1899, d. 27 Dec 1953
- Muriel Agnes Kenyon-Slaney2 b. 6 May 1903, d. 6 May 1903
- Ruth Stella Kenyon-Slaney+2 b. 9 Sep 1909, d. 1982
