Surname สีลม (Silom 
, สีลม , Silamom ) , around the globe, is a rare last name. The cognomen สีลม is habitual in Thailand, where it is a rare surname, Israel, and Malaysia, where it is a very rare surname. Measured by absolute frequency, it most frequently occurs in Thailand, Indonesia, and the United Kingdom. Much less frequently, สีลม is the forename as well as the last name.