Surname Fathullo (Фатхулло 
, Фатхулла 
, Фатҳулло ) , in the entire world, is a very rare family name. The cognomen Fathullo is characteristic of Kyrgyzstan, where it is a rare surname, and Russia, where it is an extremely rare surname. Much more prevalently, Fathullo is the forename as well as the last name.