Family name Robain (Robain 
) , throughout the world, is a rare last name. The family name Robain is habitual in France, where it is a rare surname, South Africa, and Venezuela. Not in comparison with a country's population, it most frequently occurs in France, South Africa, and Pakistan. Likewise, Robain is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Robain | Indonesia, South Africa, Pakistan, France, Democratic Republic of the Congo |
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paul robain FR (b. 1875) |
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| jean-marie robain French actor, FR (b. 1913) |
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| martin robain (b. 1943) |
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| antoinette robain French architect, FR (b. 1956) |
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| g robain researcher |
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| juliette robain French librarian and historian |
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| henri robain researcher ORCID ID = 0000-0002-0731-3574 |
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| gilberte robain researcher |
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| françois robain researcher (ORCID 0000-0002-8233-3874) |
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| mathieu robain researcher |
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