Cognomen Аланна (Alanna 
, Alannah 
, Alanah ) , in all the world, is a rare last name. The family name Аланна is characteristic of Indonesia, where it is a rare surname, Australia, and Honduras, where it is a very rare surname. Measured by absolute frequency, it is the most numerous in Indonesia, Nigeria, and the United States. Much more prevalently, Аланна is the forename as well as the last name.