This is alist of Bulgarian inventors and discoverers, working locally or overseas, and also a list of Bulgarian inventions and creations. The list comprises people fromBulgaria and also people of predominantly Bulgarian heritage.

• Early Renaissance of theTărnovo Artistic School – the world famous frescos in theBoyana Church from 1239 AD have been described byAndre Grabar and many scholars, as Early Renaissance or precursors of Renaissance Art well before this period started in Italy. The murals are work of the unknown Boyana Master and his disciples who are believed to have beenrepresentatives of the Tarnovo Artistic School of theSecond Bulgarian Empire (1185–1396 AD). The frescos have been compared to the work ofGiotto who is generally considered the first in a line of great artists who contributed to the Italian Renaissance. The Boyana Church has been declared byUNESCO aWorld Heritage Site.^[1][2]
• Architecture of the Tarnovo Artistic School – characteristic for the Second Bulgarian Empire, influenced the architecture in many countries ofSoutheast Europe and parts ofCentral Europe.

• Stamen Grigorov – discoveredLactobacillus bulgaricus, patentedbacteria used for the production ofyogurt in 1905. The bacterium feeds onlactose to producelactic acid, which is used to preserve milk. He also made a major contribution to the creation of an anti-tuberculosis vaccine.
• Dimitar Paskov – created the medicineNivalin, used for the treatment of mild to moderateAlzheimer's disease and various othermemory impairments, in particular those ofvascular origin.
• Samuel Refetoff – discovered theRefetoff syndrome, resistance to thyrotropin (RTSH) and the inherited defect that affects the metabolism of thyroid hormones through mutations in SECISBP2 gene.^[3]
• Ivan Mitev – discovered the sixthheart sound.^[4]

• TheEarly Cyrillic script created in thePliska-Preslav Literary School in the 9th century. The Bulgarian scholars and writers, as St.Clement of Ohrid and St.Naum of Preslav, were among the most prominent and close disciples ofSaints Cyril and Methodius and among the creators not only of the firstSlavic alphabet – theGlagolitic (not officially used nowadays), but also of the new BulgarianCyrillic alphabet, named after their teacher and mentor Saint Cyril. This alphabetic writing system is nowadays employed acrossSoutheast and Eastern Europe, also in North andCentral Asia. This is the major Bulgarian contribution to the European civilization produced during theGolden Age of Bulgaria during theFirst Bulgarian Empire, the period of theBulgarian cultural prosperity during the reign of emperorSimeon I the Great (889–927).
• TheTarnovo Literary School of the late 14th and 15th century was a major medieval Bulgarian cultural academy with important contribution to theMedieval Bulgarian literature established in the capital of BulgariaTarnovo. With the orthographic reform of SaintEvtimiy of Tarnovo and prominent representatives such asGregory Tsamblak orConstantine of Kostenets. It was part of theTarnovo School of Art which was characteristic for the culture of theSecond Bulgarian Empire. The school influenced Russian, Serbian, Wallachian and Moldavian medieval culture. That is famous in Russia as the secondSouth-Slavic influence.
• Georgi Lozanov – the teaching methodSuggestopedia, a portmanteau of "suggestions" and "pedagogy" used to learn foreign languages, was first developed in the 1970s and utilize positive suggestions in teaching language. In 1978, the psychiatrist Lozanov presented the method to a commission in Paris at UNESCO.^[5]
• Elias Canetti – Nobel laureate in Literature 1981 "for writings marked by a broad outlook, a wealth of ideas and artistic power"^[6]

• The first technologically processedgold and oldest goldtreasure and goldjewelry in the world, dating from 4,600 BC to 4,200 BC, was discovered atVarna Necropolis.^[7]
• The firstFerris wheels, the "Pleasure wheels" fromPlovdiv, whose passengers rode in chairs suspended from large wooden rings turned by strong men, may have originated in 17th-century Bulgaria.^[8][9]
• Simeon Petrov – Captain Simeon Petrov, Bulgarian Air Force, invented the world's first purpose-built air-to-surface bomb in 1912. The innovations included aerodynamically stabilized x-tail and an impact detonator. The majority of aircraft bombs to date follow Petrov's design. The Bulgarian Air Force deployed the original prototype, thus becoming the first military force in the world to conduct tactical airplane bombing in a full-scale war in 1912.
• Assen Jordanoff (September 2, 1896 – October 19, 1967) was aBulgarianinventor,engineer, andaviator. Jordanoff is considered to be the founder ofaeronautical engineering in Bulgaria, as well as a contributor to the development ofaviation in the United States. Inventor of:
  • theAirbag for aircraft pilots that is nowadays used in automobiles;
  • the Jordaphone – the predecessor of the modernAnswering machine andTape recorder;
  • the Frozen Gasoline System for airplanes;
  • theReverse thrust device for jet engines.
• John Vincent Atanasoff (October 4, 1903 – June 15, 1995) was a physicist and inventor of Bulgarian origin, best known for being credited with inventing the first electronicdigital computer.^[10]
• Peter Petroff (21 October 1919 – 27 February 2003^[11]) was a Bulgarianinventor,engineer,NASAscientist, andadventurer. He was involved in the NASA space program. Among his many accomplishments, Petroff assisted in development of one of the earliest computerized pollution monitoring system andtelemetry devices for early weather andcommunications satellites. Petroff helped develop components of one of the world's firstdigital watches^[11] and an early wirelessheart monitor, and many other important devices and methods.
• Ivan (John) Notchev – Bulgarian aviation engineer and invertor of the jet engines of theEagle lunar module. They provide the smooth landing of the module with the cosmonauts, and then their successful return and docking with the spacecraft waiting for them in orbit.
• Angel Balevski (4 March 1910 – 15 September 1997) – famousBulgarianinventor andengineer who developed, together withIvan Dimov, a counter-pressure casting method which was a novelty in world foundry technology and was protected by over 100 patent documents in Bulgaria and abroad.
• Roumen Antonov – invented a revolutionary continuously variable transmission,^[12][13] which was never produced.^[14]

• Georgi Nadjakov – discovered thephotoelectret state essential to modernphotocopying.
• Ivan Stranski – Prof. Stranski is considered the father of the kinetic theory of crystal growth research.^[15][16] The Stranski-Krastanov growth and the Kossel-Stranski model have been named after him.
• Dimitar Ivanov Popov –Ivanov reaction is thechemical reaction of the dianions (endiolates) ofarylacetic acids (Ivanov reagents) with electrophiles, primarilycarbonyl compounds orisocyanates.^[1][2][3][4]
• Dimitar Sasselov – in 2002 sighted the farthest planet from theEarth discovered until then –OGLE-TR-56b.
• Boicho Kokinov –DUAL (cognitive architecture).

• List of Bulgarian inventions and creations

• Bulgarian inventions
• Lists of inventors
• Lists of Bulgarian people
• Bulgarian inventors
• History of science and technology by country
• Lists of inventions or discoveries
• Bulgaria history-related lists

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