Cognomen Koren (Koren 
, 科伦 
, קורן , along with others...) , worldwide, is a common surname. The family name Koren is habitual in Slovenia, where it is a common surname, Israel, where it is quite a common surname, and Croatia (explore the name in all countries). Measured by absolute frequency, it is commonest in Israel, Slovenia, and the United States. Very seldom, Koren is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Koren | Slovakia, United States, Israel, Slovenia, Croatia |
| 科伦 | China |
| קורן | Israel |
| Корен | Ukraine, Kazakhstan, Russia, Azerbaijan, Kyrgyzstan |
| كورين | Turkey, Iraq, Palestinian Territory, Syria |
| Корень | Ukraine, Kazakhstan, Belarus, Russia, Kyrgyzstan |
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arnoldus von westen sylow koren Norwegian politician (b. 1764) |
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christiane koren Danish-Norwegian writer, DK (b. 1764) |
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| wilhelm frimann koren Norwegian jurist (1723-1788), DK (b. 1723) |
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| ulrik wilhelm koren NO (b. 1747) |
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johan koren Norwegian physician and zoologist, NO (b. 1809) |
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bøicke johan rulffs koren Norwegian politician (b. 1828) |
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| jess diderichsen koren Norwegian politician (b. 1793) |
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| niels koren NO (b. 1801) |
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| laurentius koren NO (b. 1804) |
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| koren istván HU (b. 1805) |
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kristian brinch koren NO (b. 1863) |
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| u. v. koren American clergyman (b. 1826) |
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johan koren Norwegian polar explorer, NO (b. 1879) |
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| charlotte amalie koren Norwegian writer (1831-1910), NO (b. 1831) |
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| elisabeth koren (b. 1832) |
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