Cognomen Hammer (Hammer 
, همر 
, ハマー 
, and others...) , in all the world, is a common family name. The family name Hammer is habitual in Norway, where it is quite a common surname, Austria, and Denmark (explore the name in all countries). Not in comparison with a country's population, it most frequently occurs in Germany, the United States, and Austria. Much less frequently, Hammer is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Hammer | Norway, Austria, United States, Denmark, Germany |
| همر | Iraq, Egypt, Sudan, Yemen, Syria |
| ハマー | Japan |
| هامر | Iraq, Egypt, Yemen |
| Хаммер | Kyrgyzstan, Russia, Ukraine |
| האמר | Israel |
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friedrich hammer German sculptor (b. 1450) |
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| lukas hammer DE (b. 1525) |
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| claus hammer (b. 1542) |
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| johann hammer (b. 1548) |
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| christoph hammer DE (b. 1550) |
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| elias hammer (b. 1565) |
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| georg hammer Roman Catholic bishop (b. 1582) |
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| johann hammer DE (b. 1605) |
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| georg reichard hammer (b. 1635) |
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| gottfried hammer DE (b. 1640) |
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christopher hammer Norwegian botanist and cartographer (1720-1804) (b. 1720) |
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even hammer Norwegian civil servant, NO (b. 1732) |
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| johanna dorothea hammer DE (b. 1677) |
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| john hammer (b. 1683) |
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| johann christoph hammer (b. 1683) |
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