Surname 金光 (金光 
, Kanemitsu 
) , around the world, is quite a common cognomen. The surname 金光 is habitual in China, where it is a rare surname, Hong Kong, and Singapore. Not in comparison with a country's population, this name is the most popular in China, Japan, and the United States. More prevalently, 金光 is the forename as well as the last name.