Cognomen Лунай (Lunay 
, Лунай 
) , all around the world, is quite a rare family name. The family name Лунай is characteristic of Philippines, where it is a rare surname, France, and Kyrgyzstan, where it is a very rare surname. In absolute terms, the name is most common in Philippines, India, and France. Much less frequently, Лунай is the forename as well as the last name.