Last name Guor (古尔 
, Guor 
) , in all the world, is a rare family name. The cognomen Guor is habitual in Saudi Arabia, where it is a rare surname, Malaysia, and the United States, where it is an extremely rare surname. In absolute terms, this name is the most popular in Saudi Arabia, Malaysia, and India. Also, Guor is the forename as well as the last name.