Prince Boris of Bulgaria
|His Royal Highness|
|The Prince of Tarnovo|
|Born||12 October 1997|
|House||Saxe-Coburg and Gotha|
|Father||Kardam, Prince of Tarnovo|
|Mother||Miriam Ungría y López|
Prince Boris was born in Madrid, Spain the elder son of Miriam Ungría y López and Kardam, Prince of Tarnovo, and the grandson of former King Simeon II of Bulgaria. After the death of his father on 7 April 2015, he his the heir to his grandfather. In April 2022 it was announced that upon the death of his grandfather he will be known as the guardian of the Crown of Bulgaria.
Prince Boris is an artist, devoted to sculpture, plays the guitar and was educated at the Lycée Français Molière in Villanueva de la Cañada in the vicinity of Madrid. He completed his baccalaureate studies in Austria.
|8. Boris III of Bulgaria|
|4. Simeon II of Bulgaria|
|9. Princess Giovanna of Italy|
|2. Kardam, Prince of Tarnovo|
|10. Manuel Gómez-Acebo y Modet|
|5. Margarita Gómez-Acebo y Cejuela|
|11. Mercedes Cejuela y Fernández|
|1. Prince Boris of Bulgaria|
|12. Alfonso Ungría y Gargallo|
|6. Bernardo Ungría y Goiburu|
|13. María del Pilar Goiburu y Careche|
|3. Miriam Ungría y López|
|7. María del Carmen López y Oleaga|
- de Badts de Cugnac, Chantal. Coutant de Saisseval, Guy. Le Petit Gotha. Nouvelle Imprimerie Laballery. Paris. 2002. pp. 328-329, 335-337, 340 (French) ISBN 2-9507974-3-1
- El Mundo. Eduardo Verbo. 4 April 2015. Muere Kardam de Bulgaria, hijo del ex rey Simeón, a los 52 años. (Spanish). Retrieved 8 May 2017.
- Prince Boris Tarnovski will be the Guardian of the Crown of Bulgaria. (30 April 2022) The European Times
- La Razón. Carmen Duerto. 28 April 2015. Boris de Bulgaria asume su destino. (Spanish). Retrieved 8 May 2017.