Children |
| 1. Albert Douglas Mardon, b. 29 Apr 1896 |
| 2. Florence Mardon, b. Sep 1898, King William's Town, Eastern Cape, South Africa |
| 3. Vera Gladys Mardon, b. 1901 |
+ | 4. Thomas Alfred Mardon, b. 14 Apr 1903 |
| 5. Charlotte Mary Mardon, b. 5 Sep 1894, King William's Town, Eastern Cape, South Africa |
| 6. Florence Mardon, b. Est 1907 |
| 7. Edwin Charles Mardon, b. Jun 1905, King William's Town, Eastern Cape, South Africa |
| 8. Celia May Mardon, b. 23 Jul 1907, King William's Town, Eastern Cape, South Africa |
+ | 9. Joseph Henry Mardon, b. 20 Sep 1911 |
| 10. May Mardon |
| 11. Percy James Mardon, b. 1909, King William's Town, Eastern Cape, South Africa |
+ | 12. Philip Gray Mardon, b. 6 Aug 1914, King William's Town, Eastern Cape, South Africa |
| 13. Pompey Mardon, b. Est 1916 |
|