Surname Greins (Greins 
) , throughout the world, is a very rare last name. The surname Greins is characteristic of Germany, where it is a very rare surname, Colombia, and Venezuela. Much less frequently, Greins is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Greins | Germany, Chile, Colombia, Brazil, Venezuela |
| katharine greins Abt 1545 Stuttgart, Württemberg - |
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| georg greins Bef 1470 - Aft 1541 |
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| catharina greins Abt 1490/1495 Stuttgart - |
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