Dendermonde is a city in the Flemish province of East Flanders in Belgium. The municipality comprises the city of Dendermonde and the towns of Appels, Baasrode, Grembergen, Mespelare, Oudegem, Schoonaarde, and Sint-Gillis-bij-Dendermonde. Dendermonde is at the mouth of the river Dender, where it flows into the Scheldt. The town has a long-standing folkloric feud with Aalst, south along the same river, which dates from the Middle Ages.
The city is an administrative, commercial, educational, and medical centre for the surrounding region. The current Mayor of Dendermonde is Piet Buyse.