Koeltzsch
Költzsch is the family name of the following people:
- Franz Heinrich Költzsch (1861–1927), German theologian and politician
- Georg W. Költzsch (1938–2005), museum director of the Folkwang Museum in Essen
- Gregor Költzsch (* 1978), German politician (SPD), MdA
- Peter Költzsch (* 1938), German acoustician and university professor (TU Dresden)