Sümer is a village in Fındıklı District, in Rize Province, Türkiye. Sümer lies at 41 m above sea level, in the Rize Dağları mountains. It has 883 inhabitants. The nearest city is Hopa, 20 km to the northeast. Beaches nearby: Arhavi Belediyesi Güngören (5.3 km), Kıyıcık (5.6 km). Among the landmarks around are Double Bridge (12.9 km), Çağlayan bridge (3.4 km) and Dikyamaç Museum (12.4 km). Among the natural features are Mençuna Waterfall (11.4 km).