Last name כור (Cor 
, Kor 
, כור 
) , all over the world, is a common cognomen. The cognomen כור is habitual in Uruguay, where it is quite a common surname, Singapore, and Guatemala, where it is quite a rare surname. Not in comparison with a country's population, the name is most common in India, Bangladesh, and China. Very seldom, כור is the forename as well as the last name.