Konstantin-Assen Sakskoburggotski, Prince of Vidin, Prince of Vidin, was born 5 December 1967 in Madrid, Spain to Simeon II of Bulgaria (1937-) and Margarita Gómez-Acebo y Cejuela (1935-) . He married Maria Garcia de la Rasilla y Gortazar (1970-) 7 July 1994 in Madrid, Spain. Charlemagne (747-814)/s, Johan Willem Friso van Nassau-Dietz (1687-1711)/s, Henry II of England (1133-1189)/s, Willem van Oranje (1533-1584)/s, Hugh Capet (c940-996)/s.
Children
| Offspring of Konstantin-Assen Sakskoburggotski and Maria Garcia de la Rasilla y Gortazar (1970-) | |||
| Name | Birth | Death | Joined with |
| Umberto Sakskoburggotski (1999-) | 20 November 1999 | ||
| Sofia Sakskoburggotska (1999-) | 20 November 1999 | ||
