Derwall's first major tournament as manager was Euro 80 in Italy, and under his guidance Germany won the championship in impressive fashion, winning four out of their five games and finishing with the tournament's top scorer in Klaus Allofs.
Klaus Kinski | Klaus Schulze | Klaus Badelt | Klaus Barbie | Klaus Nomi | Klaus Mertens | Klaus Huber | Klaus Ebner | Václav Klaus | Klaus Ploghaus | Klaus Maria Brandauer | Klaus Knopper | Klaus Fuchs | Vaclav Klaus | Klaus Theweleit | Klaus Schwab | Klaus Biesenbach | Klaus Allofs | Klaus | Klaus Zmorek | Klaus Zehelein | Klaus Wowereit | Klaus Roth | Klaus Rifbjerg | Klaus Nordling | Klaus M. Leisinger | Klaus Meine | Klaus Klostermaier | Klaus Hoffmann | Klaus Hildebrand |
Botteron started his professional career at FC Zürich in 1972 and won three League Titles and three Swiss Cups before he left in 1980 to join the 1. FC Köln side of the early 1980s, where he played alongside the likes of Dieter Müller, Bernd Schuster, Tony Woodcock, Rainer Bonhof, Bernhard Cullmann, Klaus Fischer, Klaus Allofs and Stephan Engels.