Last name Bertaux (Bertaux 
, Берто 
) , all around the world, is quite a rare surname. The family name Bertaux is characteristic of France, where it is quite a rare surname, Belgium, and Canada, where it is a very rare surname. Not in comparison with a country's population, it is the most numerous in France, Belgium, and the United States. Very seldom, Bertaux is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Bertaux | Germany, France, Canada, United States, Belgium |
| Берто | Ukraine, Russia |
| jacques bertaux French artist, active 1776, FR (b. 1745) |
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hélène bertaux French sculptor, FR (b. 1825) |
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emile bertaux French art historian, FR (b. 1869) |
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| léon bertaux French sculptor, FR (b. 1827) |
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| emile bertaux French astronomer and publisher, FR (b. 1840) |
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| émile bertaux Belgian politician (1843-1911), BE (b. 1843) |
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| victor bertaux (b. 1845) |
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| félix bertaux French translator and author (1881-1948), FR (b. 1881) |
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| jules bertaux (b. 1873) |
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| pierre bertaux germanist (1907-1986), FR (b. 1907) |
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| betty bertaux American composer and arranger of music and chorus conductor, US (b. 1939) |
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| daniel bertaux French sociologist, FR (b. 1939) |
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| jean-claude bertaux (b. 1931) |
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| jean-loup bertaux French astronomer, FR (b. 1942) |
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| roger bertaux French sociologist (b. 1943) |
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