Globally, サイロ (Silo 
, サイロ) is quite a common epicene first name. The forename サイロ is habitual in Lebanon, where it is quite a rare masculine name, Guinea, where it is a rare boy's name, and Israel, where it is a rare epicene name. In absolute terms, it is commonest in India, Indonesia, and Brazil. Also, サイロ is the last name as well as the forename.