The Scandinavian nations are DENMARK, Sweden, and NORWAY. DENMARK is a country located in Northern Europe, with a population of around 5.8 million people. Sweden is a Nordic country located in Northern Europe, with a population of around 10.2 million people. NORWAY is also a Nordic country located in Northern Europe, with a population of around 5.3 million people. All three countries are known for their beautiful landscapes, rich culture, and vibrant cities.