Lilya Yuryevna Brik (alternatively spelled Lili or Lily; Russian: Лиля Юрьевна Брик; November 11 [O.S.

October 30] 1891 – August 4, 1978) was a Russian author and socialite, connected to many leading figures in the Russian avant-garde between 1914 and 1930. She was known as the beloved (muse) of Vladimir Mayakovsky. Lilya Brik was married for a long time to the poet, editor and literary critic Osip Brik (1888–1945), and she was the older sister of the French-Russian writer Elsa Triolet (1896–1970).