Cognomen Ostriy (Острый 
, Ostriy 
) , in all the world, is a rare family name. The family name Ostriy is characteristic of Russia, where it is a rare surname, Kyrgyzstan, and Kazakhstan, where it is a very rare surname. In absolute terms, it most frequently occurs in Russia, Kazakhstan, and Ukraine. Much less frequently, Ostriy is the forename as well as the last name.