Koppen Explained
Koppen is a surname. Notable people with the surname include:
- Dan Koppen (born 1979), American football offensive lineman
- Erwin Koppen (1929–1990), German literary scholar
- Luise Koppen (1855–1922), German author
- Wladimir Köppen (1846–1940), climatologist
- Otto C. Koppen (1901–1991), American aircraft engineer
See also