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In the entire world, Kalfa (Kalfa , Calfa , Кальфа ) is a rare unisex first name. The first name Kalfa is characteristic of Romania, where it is a rare masculine name, Algeria, and Israel, where it is a rare mostly masculine, but seldom female name. Not in comparison with a country's population, it is commonest in India, Algeria, and Romania. Much more frequently, Kalfa is the last name as well as the forename.