Cognomen Teheng (เต็ง 
, Teheng 
) , worldwide, is a very rare family name. The last name Teheng is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname, Philippines, and Malaysia, where it is an extremely rare surname. Measured by absolute frequency, it most frequently occurs in Thailand, Philippines, and the United States. More frequently, Teheng is the forename as well as the last name.