Sardana Platonova Oyunskaya (Yakut: ??????? ?????????? ????????) (September 6, 1934 - July 13, 2007) was a Yakut folklorist, literary critic, and philologist.
Oyunskaya was born in Moscow, the daughter of Platon Oyunsky.
A graduate of Yakutsk State University, she began working at the Institute of Language, Literature and History in 1962.
She authored a monograph on Yakut folk riddles, and co-authored publications on Yakut fairy tales and folk songs; she published numerous other works on Yakut folklore, language, and literature as well.
Later in life she began to publish memoirs about her father and his associates; a book of her recollections of him was published in 1999, and republished in 2003.