Persatuan Sepakbola Medan dan Sekitarnya (English: Football Association of Medan and Surroundings), commonly referred to as PSMS Medan or simply as PSMS, are an Indonesian football club based in Medan, Indonesia. It is one of Indonesia's most successful clubs. PSMS Medan are currently divided into two teams, each plays in the Indonesia Super League (ISL) and Indonesian Premier League (IPL). The IPL team are sometimes called PSMS 1950.