Across the world, אננו (Anno 
, Enno 
, אננו 
) is a common epicene first name. The forename אננו is characteristic of Germany, where it is quite a rare boy's name, Estonia, and Israel, where it is quite a rare feminine name. Measured by absolute frequency, the name is most common in India, Germany, and Indonesia. Much less frequently, אננו is the last name as well as the forename.