Surname 查金 (Charkin 
, 查金 
) , across the world, is a rare last name. The cognomen 查金 is habitual in Lithuania, where it is a rare surname, the United Kingdom, and Belarus, where it is a very rare surname. Not in comparison with a country's population, the name is most common in the United Kingdom, Russia, and the United States. Also, 查金 is the forename as well as the last name.