Mikhail Bulgakov
Novelist
Became more their posthumously for his novel The Master and Margarita. Twenty-six years after his death, his widow had the book published and it was regarded as a masterpiece.
He was initially going to be a doctor but tabled that career in favor of being a writer.
He has a number of buildings named after him in his honor including two museums called The Bulgakov House and The Museum M.A. Bulgakov.
His first two marriages ended in divorce with his third marriage to Elena Shilovskaya lasting from 1932 until his death.
His novel The Master and Margarita was an inspiration for Salman Rushdie's The Satanic Verses.