Archbishop Luka (Luke, Russian: Архиепи́скоп Лука́, born Valentin Felixovich Voyno-Yasenetsky, Russian: Валенти́н Фе́ликсович Во́йно-Ясене́цкий; April 27/May 9, 1877 in Kerch – June 11, 1961, Simferopol) was an outstanding surgeon, the founder of purulent surgery, a spiritual writer, a bishop of Russian Orthodox Church, and an archbishop of Simferopol and of the Crimea since May 1946.