Surname Saint-Antonin (Saint-Antonin 
) , worldwide, is a very rare last name. The last name Saint-Antonin is habitual in Western Europe, particularly France, where it is a rare surname. Parts of the name also exists independently as a first name Saint, and a first name Antonin.
| VARIANT | COUNTRY |
|---|---|
| Saint-Antonin | France |
| joseph-françois-félix garnier de saint-antonin French Navy officer (b. 1717) |
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| colette saint-antonin |
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