Cognomen Lym (ลิม 
, Lym 
) , in the world, is quite a rare last name. The family name Lym is habitual in Jamaica, where it is quite a rare surname, Taiwan, where it is a rare surname, and Hong Kong. Measured by absolute frequency, it is commonest in Thailand, Indonesia, and the United States. Also, Lym is the forename as well as the last name.