Surname Khannolainen (Khannolainen 
, Ханнолайнен 
) , throughout the world, is a very rare cognomen. The last name Khannolainen is habitual in Eastern Europe, particularly Russia, where it is a very rare surname, and Ukraine, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Khannolainen | Russia |
| Ханнолайнен | Russia, Ukraine |