Worldwide, Tewan (เทวัญ 
, Tewan 
) is quite a rare mostly masculine, but seldom female given name. The first name Tewan is characteristic of Thailand, where it is quite a rare principally male, but very infrequently female name, Cameroon, where it is a rare female name, and Ethiopia, where it is a rare male name. Much less frequently, Tewan is the last name as well as the forename.