Sint-Katelijne-Waver (Dutch pronunciation:[sɪntkaːtəˌlɛinəˈʋaːvər], old spelling: Kathelijne-Waver; French: Wavre-Sainte-Catherine, French pronunciation:[wavʁsɛ̃tkatʁin]) is a municipality located in the Belgian province of Antwerp. The municipality comprises the towns of Onze-Lieve-Vrouw-Waver and Sint-Katelijne-Waver proper. In 2021, Sint-Katelijne-Waver had a total population of 21,197.[2] The total area is 36.12 km2. Roosendael, a ruined relic of a cistercian abbey is situated here and today hosts a youth and touristic centre with pleasant walkways.