Chirnogeni is a commune in Constanța County, Romania.The commune includes two villages: Chirnogeni (historical name: Ghiuvenlia, Güvenli), named after Chirnogi, whence many settlers came Credința (historical name: Sofular, Sofular) Plopeni (historical name: Cavaclar, Kavaklar)DemographicsAt the 2011 census, Chirnogeni had 3,105 Romanians (98.98%), 26 Roma (0.83%), 4 Turks (0.13%), 2 others (0.06%).