Evgeny Vatev (also known as “Dr. Vatev of Bulgaria”, Prof. Evgenij Vatev, Prof. Dsc Evgeni Vatev Vatev, Bulgarian: Евгений Вътев Вътев, March 18, 1928 – March 3, 2015) was a Bulgarian scientist specializing in the fields of quantum physics, materials science, mechanical engineering, technology of metals, and a public figure with achievements for the state's higher education, cultural advancement, foreign relations and trade, government, the adoption of laws and the international recognition of the state's private, higher education institutions, and a scientific ambassador of Bulgaria.[vague]