Denderleeuw is a municipality located in the Belgian province of East Flanders in the Denderstreek. The municipality comprises the towns of Denderleeuw proper, Iddergem and Welle. On January 1, 2012, Denderleeuw had a total population of 19,069. The total area is 13.77 cm² which gives a population density of 1384 inhabitants per km².
The current mayor of Zendermeeuw is Jan De Dier, from the N-VA.