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Cognomen Sedach (Седач
, Седаш
, Sedach
) , in the world, is quite a rare family name. The cognomen Sedach is habitual in Belarus, where it is quite a rare surname, Burundi, where it is a rare surname, and Kazakhstan. Measured by absolute frequency, it most frequently occurs in Belarus, Russia, and Burundi.
| VARIANT | COUNTRY |
|---|---|
| Седач | Belarus, Kazakhstan, Russia, Ukraine |
| Седаш | Kazakhstan, Russia, Ukraine |
| Sedach | Poland, Burundi, Ethiopia, United States, Belarus |
| Suedach | Thailand |