Boris IV
Tsar of Bulgaria
Reign 7 April 2015 – present
Predecessor Kardam II
Heir presumptive Prince Beltrán
Regent Prince Kyril
(7 April – 12 October 2015)
House House of Saxe-Coburg-Gotha-Koháry
Father Kardam II of Bulgaria
Mother Doña Miriam de Ungría y López
Born October 12, 1997 (1997-10-12) (age 23)
Sofia, Bulgaria Flag of Bulgaria.svg
Religion Orthodox

Boris IV of Bulgaria (born 12 October 1997), is the Tsar of Bulgaria. He is the eldest son of Tsar Kardam II of Bulgaria and his wife Doña Miriam de Ungría y López. He is currently the youngest monarch in Europe.

Titles[edit | edit source]

  • 12 October 1997 – 7 April 2015: His Royal Highness The Prince of Turnovo, Prince of Saxe-Coburg and Gotha, Duke of Saxony
  • 7 April 2015 – present: His Majesty The Tsar of the Bulgarians
Boris IV of Bulgaria
Born: 12 October 1997
Bulgarian royalty
Preceded by
Kardam II
Tsar of Bulgaria
7 April 2015 – present
Prince Beltrán
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