Last name Biétrix (Biétrix 
) , around the globe, is a very rare cognomen. The surname Biétrix is habitual in Western Europe, particularly France, where it is a very rare surname.
| louis biétrix French politician, FR (b. 1880) |
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| antoine biétrix FR (b. 1870) |
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| george baptiste biétrix Titanic victim (b. 1883) |
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