Ouderkerk aan de Amstel is a town in the province of North Holland, Netherlands. It is largely a part of the municipality of Ouder-Amstel; it lies about 9 km south of Amsterdam. A small part of the town lies in the municipality of Amstelveen. It is connected to Amsterdam by the river Amstel. There is another village called Ouderkerk in South Holland, Ouderkerk aan den IJssel.