Cognomen แซ่ล้ำ (Saelam 
, แซ่ล้ำ) , across the world, is a very rare surname. The family name แซ่ล้ำ is habitual in Thailand, where it is a rare surname, and India, where it is an extremely rare surname. Very seldom, แซ่ล้ำ is the forename as well as the last name.