Last name St-Hilaire (St-Hilaire 
) , in the world, is quite a rare cognomen. The surname St-Hilaire is habitual in Canada, where it is quite a rare surname, New Zealand, and Haiti. Parts of the name also exists independently as a first name Hilaire.
| VARIANT | COUNTRY |
|---|---|
| St-Hilaire | New Zealand, United States, France, Haiti, Canada |
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caroline st-hilaire Canadian politician, CA (b. 1969) |
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| marc st-hilaire geographer and university professor, CA (b. 1956) |
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| chantal st-hilaire CA (b. 1954) |
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| andré st-hilaire researcher (ORCID 0000-0001-9161-4742) |
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| daniel st-hilaire Quebecois political candidate, CA |
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| pierre-antoine st-hilaire researcher |
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| noélie st-hilaire performing artist in Canada |
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| a. st-hilaire researcher, ORCID id # 0000-0001-8443-5885 |
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| patrick st-hilaire researcher |
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| annie st-hilaire researcher |
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| colette st-hilaire CA |
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