Cognomen Radet (Radet 
, รเดช 
) , throughout the world, is quite a rare last name. The surname Radet is habitual in France, where it is quite a rare surname, Cambodia, where it is a very rare surname, and Philippines. In absolute terms, the name is most common in France, Philippines, and the United States. Much less frequently, Radet is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Radet | Philippines, Democratic Republic of the Congo, France, Indonesia, Turkey |
| รเดช | Thailand |
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étienne radet French army commander, FR (b. 1762) |
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| jean-baptiste radet French playwright (1752-1830), FR (b. 1752) |
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| georges radet French historian (1859-1941), FR (b. 1859) |
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johan radet footballer, FR (b. 1976) |
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| jean-pierre radet French politician, FR (b. 1940) |
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| damien radet French politician, FR (b. 1970) |
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