Duke Augustus of Schleswig-Holstein-Sonderburg-Plön-Norburg was Duke of a small part of Schleswig-Holstein around Nordborg Castle on the island of Als. He was the founder of the Schleswig-Holstein-Sonderburg-Plön-Norburg line.
- Occupation
- aristocrat
- Citizenship
- Kingdom of Denmark
- Born
- May 9, 1635
- Died
- September 17, 1699