Cognomen Nilolai (Нилолаи , Nilolai ) , all over the world, is an extremely rare surname. Much more frequently, Nilolai is the forename as well as the last name.
Нилолай
Iliev, Vuchev, and Puchalski
, Nilolai 
) , all over the world, is an extremely rare surname. Much more frequently, Nilolai is the forename as well as the last name.