Globally, Pierre-Augustin (Pierre-Augustin 
) is a very rare male first name. The first name Pierre-Augustin is habitual in Western Europe, particularly France, where it is a very rare male name. Parts of the name also exists independently as a first name Pierre, and a first name Augustin.
| VARIANT | COUNTRY |
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| Pierre-Augustin | France |
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pierre-augustin robert de saint-vincent French magistrate (1725-1799), FR (b. 1725) |
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| pierre-augustin le mercier (b. 1666) |
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pierre-augustin godard de belbœuf Roman Catholic bishop, FR (b. 1730) |
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| pierre-augustin paulus-du-mesnil FR (b. 1687) |
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pierre-augustin moncousu French naval officer, FR (b. 1756) |
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pierre-augustin hulin French general, FR (b. 1758) |
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| pierre-augustin thomire French painter, FR (b. 1724) |
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pierre-augustin berthemy French soldier and officer (1778-1855), FR (b. 1778) |
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pierre-augustin béclard French anatommist and surgeon, FR (b. 1785) |
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| pierre-augustin grandjacquet (b. 1730) |
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| pierre-augustin estevou FR (b. 1752) |
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| pierre-augustin charcellay de bors French magistrate, FR (b. 1767) |
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| pierre-augustin petit FR (b. 1807) |
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| pierre-augustin laporte French soldier, FR (b. 1882) |
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| pierre-augustin puis French politician, FR |
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