Tiétar may refer to:
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Tiétar River, a river of Spain.
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Tiétar, Cáceres, a municipality located in the province of Cáceres, Extremadura, Spain.
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Tejeda de Tiétar, a municipality located in the province of Cáceres, Extremadura, Spain.
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Santa María del Tiétar, a municipality located in the province of Ávila, Castile and León, Spain.
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