Cozieni is a commune in
Buzau County,
Romania. It is composed of twenty villages: Anini, Balanesti, Bercesti, Ciocanesti, Cocârceni, Colteni, Cozieni, Fata lui Nan, Glodurile, Izvoru, Lungesti, Nistoresti, Pietraru, Punga, Teisu, Trestia, Tulburea, Valea Banului, Valea Roatei and Zapodia.