Last name Suwai (Suwai 
, سواي) , in the world, is quite a rare surname. The last name Suwai is characteristic of South-eastern Asia, particularly Myanmar, where it is quite a rare surname, Malaysia, where it is a rare surname, and Thailand, where it is a very rare surname. In absolute terms, this name is the most popular in South-eastern Asia, particularly Myanmar, Malaysia, and Indonesia. Likewise, Suwai is the forename as well as the last name.