Last name Фаллу (Falloux 
, Фаллу 
) , worldwide, is a rare surname. The cognomen Фаллу is characteristic of France, where it is a rare surname, Chile, where it is a very rare surname, and Ukraine, where it is an extremely rare surname. Measured by absolute frequency, the name is most common in France, Chile, and the United States. Very seldom, Фаллу is the forename as well as the last name.