All over the world, จำเป็น (Champen 
, Jampen 
, Jumpen ) is a very rare gender-neutral forename. The first name จำเป็น is characteristic of Thailand, where it is a very rare girly name, and India, where it is an extremely rare largely masculine, but infrequently feminine name. Likewise, จำเป็น is the last name as well as the forename.