All around the world, Lantoniaina (Lantoniaina 
) is an extremely rare unknown gender first name. Also, Lantoniaina is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Lantoniaina | Canada, France, Madagascar |
| lantoniaina rabenatoandro Malagasy politician, MG (b. 1960) |
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| lantoniaina ramalalanirina Malagasy Olympic sprinter, MG (b. 1977) |
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| lantoniaina nirina harintsoa rabenantoandro Malagasy politician, MG |
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| lantoniaina rasoloelison politician in Madagascar |
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