Last name เข้ม (Khem 
, เข้ม) , globally, is quite a rare cognomen. The last name เข้ม is characteristic of Qatar, where it is quite a rare surname, Malaysia, and Nepal. Not in comparison with a country's population, it is commonest in India, Malaysia, and the United States. Much more prevalently, เข้ม is the forename as well as the last name.