Family name Уцу (Utsu 
, Уцу 
) , in all the world, is a rare cognomen. The family name Уцу is characteristic of Nigeria, where it is a rare surname, Estonia, and Ukraine, where it is an extremely rare surname. Measured by absolute frequency, this name is the most popular in Nigeria, Estonia, and the United States. More prevalently, Уцу is the forename as well as the last name.