Children |
| 1. Lt. Sir Aubrey Hope MCMAHON, 4th Baronet, b. 26 Aug 1862, Ireland d. 8 Apr 1893 (Age 30 years) |
| 2. Lt.-Col. Sir Horace Westropp MCMAHON, b. 28 Oct 1863, London, Middlesex, England d. 9 Jul 1932, London, Middlesex, England (Age 68 years) |
| 3. Cpt. Francis York MCMAHON, b. 16 Dec 1864, London, Middlesex, England d. 6 Jul 1897, Middlesex, London, England (Age 32 years) |
| 4. Brig.-Gen. Norman Reginald MCMAHON, DSO, b. 24 Jan 1866, London, Middlesex, England d. 11 Nov 1914 (Age 48 years) |
+ | 5. Frances Mary Holford MCMAHON, b. 25 Mar 1867, London, Middlesex, England d. 18 Jun 1926 (Age 59 years) |
|