Throughout the world, Idenia (Idenia 
) is a rare female first name. The forename Idenia is habitual in Latin America and the Caribbean, particularly Nicaragua, where it is a rare female name, Chile, where it is a very rare feminine name, and Brazil. Measured by absolute frequency, it most frequently occurs in Brazil, Mexico, and the United States. Likewise, Idenia is the last name as well as the forename.