Cognomen Niakin (Niakin 
, Някин 
) , worldwide, is a rare last name. The cognomen Niakin is habitual in Eastern Europe, particularly Russia, where it is a rare surname. Very seldom, Niakin is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Niakin | India |
| Някин | Russia |