Template:Infobox noble houseDurnovo(Russian: Дурново)(known variant 'Durnovy' [plural], 'Durnov'[m] ,'Durnova' [f] (Russian: 'Дурновы'; 'Дурнов', 'Дурнова')) is a prominent family of Russian nobility. Durnovo is one of two Russian noble families, of which the most famous is the branch of the Tolstoy (Russian: Толсто́й).
In the mid 15th century The Velvet Book lists founder Mikula F. Durnovo (Russian: Микула Фёдорович Дурново) grandson of Vasily Yurevich Tolstoy (Russian: Василий Юрьевич Толстой), nicknamed as Durnoy (Russian: Дурной)[Could be translates as: A Fool, Spoiled, Bad, Joker]) as a founder of the family. His brothers Daniel (Russian: Данила) and Basil (Russian: Василий) founded families of Danilov (Russian: Даниловы) and Vasilchikov (Russian: Васильчиковы).
Durnovo listed in the sixth part of the Sovereign's Pedigree Book of Vologda, Kaluga, Kostroma, Moscow, Orёl, and St. Petersburg, Tambov, Tula and Tver provinces.