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Across the world, Caliope (Caliope
) is a rare mostly female, but infrequently masculine first name. The forename Caliope is habitual in Philippines, where it is a very rare unisex name, Mexico, where it is a very rare feminine name, and Peru. Measured by absolute frequency, this name is the most popular in the United States, Philippines, and Mexico. Likewise, Caliope is the last name as well as the forename.