 MaleGerhardus Petrus Otto |
| Birth | 28 Sep 1840 | |
| Death | 31 Oct 1910 | Lichtenburg, Transvaal, Suid-Afrika  |
| Burial | ||
| Marriage | 21 Aug 1862 | Rustenburg, Transvaal, Suid-Afrika |
| Father | ||
| Mother | ||
 FemaleMartha Magdalena van Dyk |
| Birth | Oct 1843 | Cradock, Kaap, Suid-Afrika |
| Death | 1 Sep 1873 | Rustenburg, Transvaal, Suid-Afrika |
| Burial | ||
| Father | Joseph Jacobus van Dyk | F619 Group Sheet | |
| Mother | Martha Magdalena Hattingh | F619 Group Sheet | |
| Male Johan Frederick Otto |
| Birth | 21 Aug 1862 | Potchefstroom, Transvaal, Suid-Afrika |
| Death | Yes, date unknown | |
| Burial | ||
| Spouse | Heila Christina Francina Coetzee | F12942 | |
| Marriage | 24 Apr 1888 | Lichtenburg, Transvaal, Suid-Afrika |
| Photos |  | Huwelik register |
| Notes | Married:
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