Peter Ernst Graf von Mansfeld, or simply Ernst von Mansfeld, was a German military commander. Despite being a Catholic, he fought for the Protestants during the early years of the Thirty Years' War. He was one of the leading mercenary generals of the early war.
- Occupation
- military personnel, military leader, soldier, mercenary
- Citizenship
- Germany
- Born
- 1580
- Died
- November 29, 1626, November 30, 1626, November 28, 1626
