Stephan Otto
Stephan Otto (1603–1656) was a German composer and kantor in Freiberg and Schandau. He worked for Count Rudolf von Bünau in Weesenstein, and was mentor and probably teacher to Andreas Hammerschmidt.
...
Wikipedia
Stephan Otto (1603–1656) was a German composer and kantor in Freiberg and Schandau. He worked for Count Rudolf von Bünau in Weesenstein, and was mentor and probably teacher to Andreas Hammerschmidt.