Crossword clue: author of boris godunov
2 answers found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).
Possible answers
mussorgsky
10 letters
wd-fact-v3
Russian composer of operas and orchestral works (1839-1881)
pushkin
7 letters
wd-fact-v3
Russian poet (1799-1837)