Cognomen Saint-Laurent (Saint-Laurent 
) , throughout the world, is a rare family name. The cognomen Saint-Laurent is habitual in Canada, where it is a rare surname, France, and New Zealand. Measured by absolute frequency, it is commonest in France, Canada, and the United States. Much less frequently, Saint-Laurent is the forename as well as the last name. Parts of the name also exists independently as a first name Saint, and a first name Laurent.
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| Saint-Laurent | Canada, France, Spain, United States, Democratic Republic of the Congo |
St-Laurent, St. Laurent, and Сен-Лоран
| reiner de saint-laurent Belgian monk, BE (b. 1150) |
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| léon de saint-laurent Belgian monk (1629-1720), BE (b. 1629) |
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| amaury de farcy saint-laurent FR (b. 1652) |
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| amaury de farcy de saint-laurent DE (b. 1652) |
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| charlotte-françoise de saint-laurent (b. 1660) |
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| louis joseph auguste saint-laurent French aristocrat, FR (b. 1763) |
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| charles nombret saint-laurent French librettist, FR (b. 1791) |
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| albert-jean-léonce vincens saint-laurent FR (b. 1790) |
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| henri-julien de grimoüard de saint-laurent French writer, FR (b. 1814) |
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| ulfranc saint-laurent Canadian catholic priest (1845-1921), CA (b. 1845) |
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| octavie thomas de saint-laurent FR (b. 1845) |
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| raymond de saint-laurent FR (b. 1879) |
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| marie saint-laurent Canadian radio personality (b. 1901) |
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| jean-paul saint-laurent Canadian politician (1912-1986), CA (b. 1912) |
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marthe saint-laurent Canadian writer, CA (b. 1963) |
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