Maria Vasilyevna Semyonova (Russian: Мария Васильевна Семёнова, also spelled Semenova; born November 1, 1958, in Leningrad, Soviet Union) is a Russian writer of fantasy and historical fiction and a poet. Most of her books are based on Slavic mythology, as well as on Russian and Norse pagan traditions. She's best known for Wolfhound (Volkodav in Russian) fantasy series, that was adapted into 2007 film Wolfhound of The Grey Hound Clan and the 2006 video game Requital. Semyonova is also known for her numerous translations of western fantasy books into the Russian language. Source: Wikipedia (en)