The Kouchibouguacis River is a river in Saint-Louis Parish, Kent County, New Brunswick, Canada. It is a tributary of the Northumberland Strait. It is not to be confused with the Kouchibouguac River running parallel to this river, about 6 kilometres (4 mi) to the north.
Coordinates: 46°44′59″N 64°57′25″W / 46.749742°N 64.956837°W