Cognomen Gertich (Gertich 
) , all over the world, is a very rare last name. The last name Gertich is habitual in Western Europe, particularly Germany, where it is a very rare surname, and France, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Gertich | Germany, France |
| marcin gracjan gertich PL (b. 1568) |
|
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| mikołaj gertich PL (b. 1624) |
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