Ethnikos Piraeus

Ethnikos Piraeus 1923 Football Club (Greek: Εθνικός Πειραιώς 1923) is a Greek football club based in Piraeus and its parent sports club is Ethnikos OFPF. The club was officially formed in 1923 as Keravnos (English: Lightning), but existed since 1922. One year later the club was renamed to Young Boys Titan, after some players' secession that formed Peiraikos Podosfairikos Omilos (English: Piraeus' Football Group). The club was renamed to Ethnikos (English: National) on 23 December 1924, after it merged with Peiraikos Podosfairikos Omilos.

Ethnikos Piraeus was one of the founding members of Hellenic Football Federation in 1926, and represented Piraeus to the finals of the Panhellenic Championship's inaugural season in 1927–28. Ethnikos was one of six clubs, including AEK Athens, PAOK, Panathinaikos, Aris Thessaloniki and Olympiacos, never to have been relegated from the league until 1990. They have also been involved in international football playing a number of friendlies against famous clubs such as Inter Milan, Galatasaray S.K., and Hungary national football team in the 1950s, and participated in the Balkans Cup on two occasions. They have had a turbulent recent history, and are currently competing in the fourth division Gamma Ethniki.