Family name ไตรโลก (Trailok , ไตรโลก ) , all over the world, is an extremely rare surname. Much more frequently, ไตรโลก is the forename as well as the last name.
Tairlok, and Trilok
วงศ์คัตตรี
, ไตรโลก 
) , all over the world, is an extremely rare surname. Much more frequently, ไตรโลก is the forename as well as the last name.