Willumsen is a surname. Notable people with the surname include:
- Charles Willumsen (1918–1984), Danish rower
- Dorrit Willumsen (born 1940), Danish writer
- Jens Ferdinand Willumsen (1863–1958), Danish artist, architect and photographer
- Willumsens Museum, in Frederikssund, Denmark
- Mary Willumsen (1884–1961), Danish photographer
Surname listThis page lists people with the surname Willumsen. If an internal link intending to refer to a specific person led you to this page, you may wish to change that link by adding the person's given name(s) to the link. Categories: