Surname Кана (金 
, Kana 
, Кана 
) , around the globe, is a prevalent cognomen. The cognomen Кана is habitual in China, where it is a common surname, Cameroon, where it is quite a common surname, and Bulgaria. In absolute terms, it most frequently occurs in China, India, and Cameroon. Much less frequently, Кана is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 金 | China |
| Kana | Indonesia, China, India, Cameroon, Democratic Republic of the Congo |
| Кана | Kazakhstan, Russia, Kyrgyzstan, Bulgaria, Ukraine |
| قنا | Saudi Arabia, Sudan, Syria, Egypt, Libya |