Family name เล็ม (Lem 
, Lemm 
, เล็ม 
) , globally, is a common last name. The last name เล็ม is habitual in Tunisia, where it is quite a common surname, Guatemala, and Algeria, where it is quite a rare surname. Measured by absolute frequency, the name is most common in Algeria, Germany, and Guatemala. Much less frequently, เล็ม is the forename as well as the last name.