Across the world, ปากน้ำ (Innam 
, Sapnam 
, Paknam 
) is quite a rare epicene forename. The first name ปากน้ำ is characteristic of Pakistan, where it is a rare male name, India, where it is a very rare mostly female, but seldom masculine name, and Morocco, where it is a very rare feminine name. In absolute terms, it most frequently occurs in India, Pakistan, and Nigeria. Much less frequently, ปากน้ำ is the last name as well as the forename.