| Name | Sigvard Oscar Fredrik | |
| Suffix | Count Of Wisborg | |
| Birth | 7 Jun 1907 | |
| Gender | Male | |
| Person ID | I447 | Royal family |
| Last Modified | 15 Sep 2005 | |
| Father | Gustav VI Adolf, King Of Sweden, b. 11 Nov 1882, Stockholm, Sweden d. 15 Sep 1973, Helsingborg (Age 90 years) | |
| Mother | Crown Princess Margaret Of Sweden, b. 15 Jan 1882, Bagshot Park d. 1 May 1920, Stockholm, Sweden (Age 38 years) | |
| Marriage | 15 Jun 1905 | Windsor, England |
| Family ID | F35 | Group Sheet | Family Chart |
| Family 1 | Erika PATZEK, b. 1911, , Germany | |
| Marriage | 1934 | |
| Family ID | F1291 | Group Sheet | Family Chart |
| Last Modified | 15 Sep 2005 | |
| Family 2 | Sonia ROBBERT, b. 1909 | |||
| Marriage | 1943 | |||
| Children |
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| Family ID | F1292 | Group Sheet | Family Chart | ||
| Last Modified | 15 Sep 2005 | |||
| Family 3 | Countess Marianne Of Wisborg LINDBERG | |
| Family ID | F1289 | Group Sheet | Family Chart |
| Last Modified | 15 Sep 2005 | |