Last name 洛金 (Login 
, 洛金 
, Loggin 
) , in the entire world, is quite a rare surname. The cognomen 洛金 is habitual in Romania, where it is quite a rare surname, North Macedonia, where it is a rare surname, and Slovenia. In absolute terms, the name is most common in Romania, the United States, and Indonesia. More prevalently, 洛金 is the forename as well as the last name.