Surname ข่อม (Khom 
, ข่อม) , throughout the world, is quite a rare last name. The last name ข่อม is characteristic of Laos, where it is quite a rare surname, Austria, and Czechia, where it is a rare surname. In absolute terms, the name is most common in Thailand, Laos, and Austria. More frequently, ข่อม is the forename as well as the last name.