Last name Saang (แสง 
, Saang 
, Saaang) , throughout the world, is a rare family name. The family name Saang is habitual in South-eastern Asia, particularly Brunei, where it is quite a rare surname, Myanmar, where it is a rare surname, and Thailand. Measured by absolute frequency, it most frequently occurs in South-eastern Asia, particularly Philippines, Myanmar, and Thailand. More frequently, Saang is the forename as well as the last name.