Cognomen Mayewsky (Mayewsky 
) , in the world, is a very rare last name. The cognomen Mayewsky is characteristic of Nicaragua, where it is a very rare surname, Canada, where it is an extremely rare surname, and Germany. Not in comparison with a country's population, it is commonest in the United States, Germany, and Canada.
| VARIANT | COUNTRY |
|---|---|
| Mayewsky | Germany, Canada, Argentina, Nicaragua, United States |