Surname Gelcen (Gelcen 
) , in all the world, is an extremely rare family name. The surname Gelcen is habitual in Latin America and the Caribbean, particularly Venezuela, where it is an extremely rare surname, and Mexico. Also, Gelcen is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gelcen | Mexico, Venezuela |
| joseph de gelcen French politician, FR (b. 1826) |
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| santiago llensa de gelcen botanist (1911-1974), ES (b. 1911) |
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| miquel arnau de gelcen ES (b. 1915) |
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