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All over the world, Остина (Ostina , Остина ) is quite a rare female first name. The first name Остина is habitual in Tanzania, where it is quite a rare feminine name, the Democratic Republic of the Congo, where it is a rare feminine name, and Romania. Not in comparison with a country's population, the name is most common in Tanzania, Indonesia, and the Democratic Republic of the Congo. Much less frequently, Остина is the last name as well as the forename.
Остина is also a name for the fictitious and mythical characters: .