Witthaus
Witthaus is the family name of the following people:
- Bernhard Witthaus (1903–1971), German politician (SPD), member of the state parliament and city director in Mülheim an der Ruhr
- Jan-Henrik Witthaus (* 1970), German Romanist
- Matthias Witthaus (* 1982), German hockey player
- Wilhelm Witthaus (1900–1974), German politician (NSDAP)