Museum Sønderjylland is a constellation of museums in the Southern Jutland region of Denmark, in the municipalities of Tønder, Sønderborg, Haderslev, and Aabenraa. It was formed in 2007 to gather focus on the history and culture of the region under one umbrella organization and unify resources.^[1] It consists of the following museums:

• Gram Natural History Museum

• Haderslev Archeological Museum

• Aabenraa Cultural History Museum
• Brundlund Castle Art Museum

• Sønderborg Castle

• Catherinesminde Brickworks

• Højer Windmill

• Tønder Cultural History Museum
• Tønder Art Museum

• Official Website (in English)