Surname Tchania (Tchania 
, Чаниа 
) , in the world, is a very rare cognomen. The family name Tchania is habitual in Greece, where it is a very rare surname, Georgia, and Russia, where it is an extremely rare surname. In absolute terms, this name is the most popular in Russia, Greece, and the United States. Very seldom, Tchania is the forename as well as the last name.