Museum Haus Lange is a contemporary art museum located in Krefeld, Germany. It was established in 1999 and is housed in a building designed by the architect Mies van der Rohe. The museum focuses on modern and contemporary art, showcasing a variety of exhibitions that highlight both established and emerging artists. The museum is named after the former residence of the textile manufacturer Hermann Lange, who originally commissioned the building. It features a diverse collection of artworks, including paintings, sculptures, and installations, and serves as a cultural hub for the local community and visitors alike.