The Pasłęka (German: Passarge; Lithuanian: Pasargė) is a river in northern Poland that debouches into the Baltic Sea on the Vistula Lagoon near Braniewo. It flows through the Olsztyn and Mrągowo lakelands, and through Gdańsk Coastal Area.
The reported length of the river varies, depending on sources, from 169 to 211 kilometres.
