Cognomen Prost (Prost 
, Propst 
, Прост 
) , in the world, is a common last name. The cognomen Prost is characteristic of France, where it is quite a common surname, Luxembourg, where it is quite a rare surname, and Estonia. Measured by absolute frequency, the name is most common in France, the United States, and Germany. Much less frequently, Prost is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Prost | Germany, France, Democratic Republic of the Congo, United States, Argentina |
| Propst | France, Canada, Brazil, United States, Argentina |
| Прост | Ukraine, Russia, Kazakhstan |
| פרוסט | Israel |
| claude prost (b. 1639) |
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claude prost French officer (1764-1834), FR (b. 1764) |
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pierre-marie prost sculptor from France (1776-1855), FR (b. 1776) |
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| antoine-françois prost de royer French lawyer, FR (b. 1729) |
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| claude-charles prost French politician (1742-1804), FR (b. 1742) |
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| louis-balthazar-frédéric prost French politician and private banker (1760-1816), FR (b. 1760) |
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| p. josef prost (b. 1804) |
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| auguste prost French historian, FR (b. 1817) |
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| jules prost-lacuzon (b. 1817) |
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| victor prost French politician, FR (b. 1847) |
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| bernard prost French archivist and art historian, FR (b. 1849) |
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| august prost DE (b. 1852) |
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| henri prost French architect, FR (b. 1874) |
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| joseph prost (b. 1864) |
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| louis prost French sculptor, FR (b. 1876) |
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