Family name Румайса (Rumaysa 
, Румайса) , around the world, is a very rare surname. The cognomen Румайса is habitual in South-eastern Asia, particularly Singapore, where it is a rare surname, Indonesia, where it is a very rare surname, and Malaysia, where it is an extremely rare surname. In absolute terms, it most frequently occurs in Indonesia, Nigeria, and Singapore. More prevalently, Румайса is the forename as well as the last name.