Claessen
Claessen is the family name of the following people:
- Anton Gottfried Claessen (1788–1847), auxiliary bishop in Cologne
- Gustav Claessen (1816–1875), District Administrator of the Erkelenz district
- Heinrich Claessen (1813–1883), member of the Erfurt Union Parliament
- Hubert Claessen (1913–2005), German lawyer and football official
- Ralph Claessen (* 1960), German physicist
- Roger Claessen (1941–1982), Belgian football player
- Rolf Claessen (* 1972), German patent attorney, entrepreneur and television juror
- Theodor Claessen (1821–1898), German notary and parliamentarian
See also: