Cognomen เคียน (Khian 
, เคียน ) , all around the world, is quite a rare surname. The last name เคียน is characteristic of Malaysia, where it is quite a rare surname, Qatar, and Oman, where it is a rare surname. Not in comparison with a country's population, it is the most numerous in Malaysia, Indonesia, and Saudi Arabia. Much less frequently, เคียน is the forename as well as the last name.