Cognomen Singsong (Singsong 
, Singsonk) , in all the world, is a very rare family name. The cognomen Singsong is habitual in Philippines, where it is a very rare surname, Thailand, where it is an extremely rare surname, and Nigeria. Measured by absolute frequency, it is the most numerous in Philippines, India, and Nigeria. Much less frequently, Singsong is the forename as well as the last name.