The Battle of Grandreng or Battle of Rouvroi (13 May 1794) akaona Republican French hondo pamwe akatungamirira Louis Charbonnier uye Jacques Desjardin kuedza mberi mhiri Rwizi Sambre pamusoro Habsburg Austrian uye Dutch mauto pamwe pasi Franz Wenzel, Graf von Kaunitz-Rietberg. Pashure pokukunda kuyambuka Sambre paThuin neLobbes musi wa10 uye Merbes-le-Château musi wa12, vaFrance vakakundwa musi wa13 Chivabvu paGrand-Reng uye vakamanikidzwa kudzokera shure. Hondo yeMubatanidzwa Wokutanga
kurwisana kwacho kwakaratidzira kuedza kwokutanga kwechishanu kwemauto eFrance kuzvisimbisa pamhenderekedzo yokuchamhembe yeSambre. Grand-Reng iye zvino yava chikamu chemusha weErquelinnes, kuBelgium, uri pedyo nomuganhu neFrance. Rouveroy (Rouvroi) iri kuchamhembe. Grand-Reng iri kumaodzanyemba kwakadziva kumadokero kweCharleroi.