Clemens von Ketteler
Clemens von Ketteler is the name of the following people:
- Clemens von Ketteler (politician) (1806–1881), German manor owner and politician
- Clemens von Ketteler (diplomat) (1853–1900), German diplomat
- Clemens August von Ketteler (1720–1800), Canon in Osnabrück, Worms and Münster
- Clemens August Anton von Ketteler zu Harkotten (1751–1815), canon in Münster