The Sopot International Song Festival or Sopot Festival is an annual international song contest held in Sopot, Poland. It is the biggest Polish music festival altogether with the National Festival of Polish Song in Opole, and one of the biggest song contests in Europe.

Sopot is a seaside resort city in Pomerelia on the southern coast of the Baltic Sea in northern Poland, with a population of approximately 40,000. It is located in Pomerania Province and has the status of county – the smallest city in Poland to have that status. Sopot lies between the larger cities of Gdańsk to the southeast and Gdynia to the northwest. The three cities together form the Tricity metropolitan area.