Cognomen Kosten (Kost 
, Koste 
, Kosten ) , in all the world, is a common family name. The cognomen Kosten is habitual in North Macedonia, where it is quite a rare surname, Switzerland, and Germany. Measured by absolute frequency, the name is most common in Germany, the United States, and Indonesia. Much less frequently, Kosten is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Kost | Germany, Indonesia, United States, Poland, France |
| Koste | Germany, United States, Canada, France, Netherlands |
| Kosten | Germany, Indonesia, United States, France, Netherlands |
| Костен | Kazakhstan, Russia, Ukraine |
|
anthony kosten British-French chess player, FR (b. 1958) |
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| leendert kosten Ph.D. Technische Universiteit Delft 1942 (b. 1911) |
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| cornelis willem kosten (b. 1913) |
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| johan kosten NL (b. 1946) |
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| annabel kosten swimmer, NL (b. 1977) |
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| mark kosten researcher |
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| joost kosten researcher |
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| therese a kosten researcher |
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| thomas r kosten researcher |
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| ilona jennifer kosten researcher |
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| niek kosten Artist |
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| lauren kosten researcher |
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| johannes kosten |
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| ulrike kosten |
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