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