Gmina Osieczna is a rural gmina (administrative district) in Starogard County, Pomeranian Voivodeship, in northern Poland. Its seat is the village of Osieczna, which lies approximately south-west of Starogard Gdański and south-west of the regional capital Gdańsk.
The gmina covers an area of , and as of 2022 its total population is 2,839.
Villages
Gmina Osieczna contains the villages and settlements of Bałkany, Cisiny, Długie, Duże Krówno, Jastrzębie, Jeże, Klaniny, Leśny Dwór, Małe Krówno, Nowy Dwór, Osieczna, Osówek, Owcze Błota, Parcele, Pólka, Starzyska, Szlachta, Wiązak, Zdrójno and Zimne Zdroje.
Neighbouring gminas
Gmina Osieczna is bordered by the town of Czarna Woda and by the gminas of Czersk, Kaliska, Lubichowo, Osiek and Śliwice.