Family name กฎเกณฑ์ (Rulee 
, กฎเกณฑ์ 
, Kotken ) , across the world, is an extremely rare cognomen. The family name กฎเกณฑ์ is characteristic of Thailand, where it is an extremely rare surname, and the United States. More prevalently, กฎเกณฑ์ is the forename as well as the last name.