Last name Berthelet (Berthelet 
) , in all the world, is quite a rare cognomen. The last name Berthelet is habitual in Switzerland, where it is a rare surname, France, and Canada. Much less frequently, Berthelet is the forename as well as the last name.
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| Berthelet | Switzerland, Canada, United States, China, France |
| grégoire berthelet French religious servant (1680-1754), FR (b. 1680) |
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pierre berthelet Canadian businessman (1746-1830) (b. 1746) |
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antoine-olivier berthelet businessman, philanthropist and political figure in Lower Canada. Member of the Legislative Assembly of Lower Canada., CA (b. 1798) |
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| jean-claude berthelet (b. 1839) |
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| giovanni berthelet (b. 1843) |
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| arthur berthelet film director, US (b. 1879) |
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| jacques berthelet Canadian Catholic bishop (1934-2019), CA (b. 1934) |
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| jean berthelet researcher (school of cancer medicine) |
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| thomas berthelet King's Printer for Henry VIII of England |
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| gaëlle vervelle-berthelet (b. 1977) |
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| yann berthelet FR (b. 1982) |
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