All around the world, Jean-Gaston (Jean-Gaston 
) is a very rare male forename. The forename Jean-Gaston is characteristic of Western Europe, particularly France, where it is a very rare boy's name. Very seldom, Jean-Gaston is the last name as well as the forename. Parts of the name also exists independently as a first name Jean, and a first name Gaston.
| VARIANT | COUNTRY |
|---|---|
| Jean-Gaston | Canada, France |
|
jean-gaston de pins French politician, FR (b. 1766) |
|
| jean-gaston darboux French naturalist, FR (b. 1870) |
|
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| jean-gaston cugnenc FR (b. 1867) |
|
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| jean-gaston créon FR (b. 1903) |
|