Mutlugün is a village in Yusufeli District, in Artvin Province, Türkiye. Mutlugün lies in the Rize Dağları mountains. It has 181 inhabitants. The nearest city is Artvin, 40 km to the northeast. Among the landmarks around are Yusufeli Dam (9.1 km), Otkhta (10.5 km) and Ishkhani (18.0 km). Among the natural features are Tortum Waterfall (25 km).