Around the globe, Saint-Hilaire (Saint-Hilaire 
) is a very rare mostly boy's, but uncommonly female given name. The first name Saint-Hilaire is habitual in Western Europe, particularly France, where it is a very rare dominantly boy's, but infrequently female name. More prevalently, Saint-Hilaire is the last name as well as the forename. Parts of the name also exists independently as a first name Saint, and a first name Hilaire.
| VARIANT | COUNTRY |
|---|---|
| Saint-Hilaire | Canada, Dominican Republic, France, Haiti, United States |
| sieur de saint-hilaire anonymous French author of the 18th century (b. 1700) |
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