Last name Cheinis (Cheinis 
, Шейнис 
) , in the entire world, is a rare cognomen. The family name Cheinis is habitual in Russia, where it is a very rare surname, Canada, where it is an extremely rare surname, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Cheinis | United States, Canada |
| Шейнис | Russia |