Herman IV of Swabia Duke

  Notater:

Herman IV (c.1015-July 1038) was the Duke of Swabia (1030-1038). He was the second son of Ernest I and Gisela of Swabia. He was one of the Babenberg dukes of Swabia.

Herman became duke in 1030 following the death of his older brother Ernest II. At the time he was still a minor.