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In the entire world, Marta Janet (Marta Janet
) is a very rare feminine forename. The given name Marta Janet is habitual in Latin America and the Caribbean, particularly Chile, where it is a rare female name. Much less frequently, Marta Janet is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Marta Janet | Ecuador, Chile, Argentina, Peru, Costa Rica |