In the world, Onsiri (อรศิริ 
, Onsiri 
, อรสิริ ) is quite a rare dominantly feminine, but uncommonly boy's given name. The first name Onsiri is characteristic of Thailand, where it is quite a rare mostly feminine, but uncommonly male name, and China, where it is an extremely rare masculine name. Much less frequently, Onsiri is the last name as well as the forename.