Cognomen กรลักษณ์ (Karlak 
, กรลักษณ์ 
, Kornlak ) , all around the world, is a rare last name. The cognomen กรลักษณ์ is characteristic of Croatia, where it is a rare surname, Poland, and Thailand. Measured by absolute frequency, this name is the most popular in Poland, the United States, and Thailand. Likewise, กรลักษณ์ is the forename as well as the last name.