Surname Helmstaedter (Helmstaedter 
) , in all the world, is a rare family name. The last name Helmstaedter is characteristic of Germany, where it is a rare surname, the United States, where it is an extremely rare surname, and Brazil.
| VARIANT | COUNTRY |
|---|---|
| Helmstaedter | Germany, Brazil, United States |
| gerhard helmstaedter DE (b. 1927) |
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| christoph helmstaedter researcher |
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| moritz helmstaedter researcher |
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| moritz helmstaedter |
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