Sunkoshi may refer to: River Sun Koshi, a tributary of the Koshi river in Eastern Nepal
Rural municipalities Sunkoshi, Okhaldhunga, a rural municipality in Okhaldhunga District, Nepal Sunkoshi, Sindhupalchok a rural municipality in Sindhupalchok District, Nepal Sunkoshi, Sindhuli a rural municipality in Sindhuli District, Nepal
Other Sunkoshi Small Hydropower Plant, a hydropower plant in Nepal Sunkoshi Hydropower Station, a hydropower station in Nepal Sunkoshi Marin Diversion Project a river diversion project in Nepal