I got a question for you: Haugen is a Norwegian surname and place name frequently used for farm homesteads. Haugen derives from the old Norse word haugr meaning tiny hill, small grassy knoll, or mound. Derivatives also include the Norwegian surnames Haugan and Hauge. Haugen can refer to:

Based on this passage, where does the last name haugen come from?
Let's think first:
To answer this question, we should know that: Haugen is a Norwegian surname and place name frequently used for farm homesteads.
Therefore, the answer is Norwegian.