What is "koppen"

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, developed the Köppen climate classification

Köppen is a German surname. Notable people with the surname include:

• Bernd Köppen (born 1951), German pianist and composer
• Edlef Köppen (1893–1939), German author and radio editor
• Friedrich Köppen (1775–1858), German philosopher
• Jan Köppen (born 1983), German television presenter and DJ
• Jens Köppen (born 1966), German rower
• Kerstin Köppen (born 1967), German rower
• Wladimir Köppen (1846–1940), German geographer, meteorologist, climatologist and botanist who developed the Köppen climate classification