The Tour du Midi (French) or Zuidertoren (Dutch), both meaning South Tower, is a 38-storey, 148 m (486 ft) skyscraper built between 1962 and 1967 in Brussels, Belgium. The tower is the tallest building in Belgium, and was the tallest in the European Economic Community when it was built until it was surpassed by Tour Montparnasse in Paris in 1972.
Tour du Midi stands adjacent to Brussels-South railway station. The building's facade was reclad in 1995-1996 with unitised glass panels using double glass solarbel silver, and it can accommodate about 2,500 office workers. It was built for the Belgian Pensions Administration, which occupies it now.