Panathinaikos Athlitikos Omilos (Greek: Παναθηναϊκός Αθλητικός Όμιλος, literally in English: "Panathenaic Athletic Club" or Panathinaikos A.C.), also known simply as Panathinaikós [panˈaθinai̯ˈkos], is a major Greek multi-sport club based in the City of Athens. Panathinaikos is one of the most successful multi-sport clubs and one of the oldest clubs in Greece. The name "Panathinaikos" (which can literally be translated as "Panathenaic", which means "of all Athens") was inspired by the ancient work of Isocrates Panathenaicus, where the orator praise the Athenians for their democratic education and their military superiority, which use it for benefit of all Greeks.
It was founded by Giorgos Kalafatis in 1908 as a football club, when he and 40 other athletes decided to break away from Panellinios Gymnastikos Syllogos following the club's decision to discontinue its football team. It is amongst the most popular clubs in the country and one of the biggest worldwide, based on the number of its sports departments. It is the club that introduced in Greece a number of sports, as it was the first, or amongst the first teams, in football, basketball, volleyball, field hockey, table tennis and handball, while they were also pioneer in the creation of women's teams in basketball and football.