Roannay is a river in Belgium. It flows for 11 kilometres (7 mi) through the province of Liège in the northern-central part of the country.

Roannay
Location
CountryBelgium
Physical characteristics
Source 
 • locationLiège Province

50°27′18″N 5°56′26″E / 50.455°N 5.94047°E / 50.455; 5.94047