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In all the world, Efner (Efner ) is a very rare largely boy's, but uncommonly feminine first name. The first name Efner is characteristic of Latin America and the Caribbean, particularly Peru, where it is a very rare principally masculine, but scarcely feminine name. Also, Efner is the last name as well as the forename.
VARIANT | COUNTRY |
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Efner | Argentina, Peru, Poland, United States, Philippines |