Kuivarahu may refer to several geographical objects in Estonia:
Kuivarahu, small islet in Soonlepa Bay in the Hiiumaa Islets Landscape Reserve Kuivarahu, small islet between Liialaid and Tauksi islands Kuivarahu, elongated islet in the Väinameri Sea, south of Rukkirahu Kuivarahud, small islets south of Vilsandi Telve Kuivarahu, small islet near Telve island in the Vilsandi National Park