| Kołacin | |
| Settlement Type: | Settlement |
| Total Type: | |
| Subdivision Type: | Country |
| Subdivision Type1: | Voivodeship |
| Subdivision Name1: | Pomeranian |
| Subdivision Type2: | County |
| Subdivision Name2: | Bytów |
| Subdivision Type3: | Gmina |
| Subdivision Name3: | Miastko |
| Subdivision Type4: | Sołectwo |
| Subdivision Name4: | Wołcza Mała |
| Coordinates: | 53.9703°N 16.9094°W |
| Pushpin Map: | Poland |
| Pushpin Label Position: | bottom |
| Population Total: | 10 |
Kołacin is a settlement in Gmina Miastko, Bytów County, Pomeranian Voivodeship, in northern Poland. It lies approximately 30km (20miles) south-west of Bytów and 1090NaN0 south-west of Gdańsk (capital city of the Pomeranian Voivodeship).
From 1975 to 1998 the village was in Słupsk Voivodeship.