| Gmina Karsin | |
| Other Name: | Karsin Commune |
| Settlement Type: | Gmina |
| Total Type: | Total |
| Subdivision Type: | Country |
| Subdivision Type1: | Voivodeship |
| Subdivision Name1: | Pomeranian |
| Subdivision Type2: | County |
| Subdivision Name2: | Kościerzyna |
| Area Total Km2: | 169.2 |
| Population Total: | 6173 |
| Population As Of: | 2022 |
| Population Density Km2: | auto |
| Coor Pinpoint: | Karsin |
| Coordinates: | 53.905°N 17.9283°W |
| Seat: | Karsin |
| Website: | http://www.karsin.pl |
Gmina Karsin (Kashubian: Kôrsëno) is a rural gmina (administrative district) in Kościerzyna County, Pomeranian Voivodeship, in northern Poland. Its seat is the village of Karsin, which lies approximately 24km (15miles) south of Kościerzyna and 690NaN0 south-west of the regional capital Gdańsk.
The gmina covers an area of 169.2km2, and as of 2022 its total population was 6,173.
The gmina contains part of the protected area called Wdydze Landscape Park.
Gmina Karsin contains the villages and settlements of Abisynia, Bąk, Białe Błoto, Borsk, Cisewie, Dąbrowa, Dębowiec, Górki, Jasnochówka, Joniny Małe, Joniny Wielkie, Karsin, Kliczkowy, Knieja, Lipa, Malary, Miedzno, Mniszek, Osowo, Piątkowo, Podrąbiona, Popia Góra, Przydół, Przytarnia, Robaczkowo, Rogalewo, Wdzydze Tucholskie, Wiele, Zabrody, Zamość and Żebrowo.
Gmina Karsin is bordered by the gminas of Brusy, Czersk, Dziemiany, Kościerzyna and Stara Kiszewa.