

|
| Halvard Martin Gjessing | |
| F: | 25 Feb 1888 |
| Oslo, Norway | |
| D: | 1963 |
| Horten, Vestfold, Norway | |
| Agnes M. Kristiansen | |
| F: | 28 Jun 1889 |
| Borre, Horten, Vestfold, Norway | |
| G: | 6 Des 1913 |
| Horten Kirke, Horten, Vestfold, Norway | |
| Jan Otto Gjessing | |
| F: | 1944 |
| Horten, Vestfold, Norway | |
| Yngvar Otto Gjessing | |
| F: | 20 Nov 1917 |
| Stokke, Vestfold, Norway | |
| D: | 30 Nov 1996 |
| Horten, Vestfold, Norway | |
| Lea Alvilde Sperredal | |
| F: | 4 Sep 1920 |
| G: | 1941 |
| D: | 7 Apr 1986 |
| Horten, Vestfold, Norway | |
| Gudrun Oline Pettersen | |
| F: | 30 Jun 1893 |
| Stokke, Vestfold, Norway | |
| D: | 1940 |
| Horten, Vestfold, Norway | |