Dubbeldam is a former village in the Dutch province of South Holland. It was located to the east of the city of Dordrecht. It is now a part of tha…Dubbeldam is a former village in the Dutch province of South Holland. It was located to the east of the city of Dordrecht. It is now a part of that city. De Mijl was a separate municipality until 1857, when it became part of Dubbeldam.