Cognomen Groethuysen (Groethuysen 
) , around the globe, is a very rare last name. The family name Groethuysen is characteristic of Western Europe, particularly Germany, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Groethuysen | Germany |
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bernard groethuysen French literary historian, translator and writer (1880-1946), DE (b. 1880) |
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| herbert groethuysen German architect, DE (b. 1921) |
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| andreas groethuysen DE (b. 1956) |
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| anette groethuysen |
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Anton, Andreas, Cornelia, and Dipl.-Ing. Herbert