Surname Чаенков (Чаенков 
) , in all the world, is a very rare last name. The cognomen Чаенков is characteristic of Eastern Europe, particularly Russia, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Чаенков | Russia |
| чаенков, владимир афанасьевич Soviet soldier, RU (b. 1925) |
|