Baron Fredrik von Essen was a Swedish politician, friherre, Marshal of the Realm and lord of Kavlås Castle.
- Occupation
- politician, estate owner
- Position held
- member of the First Chamber, member of the First Chamber, member of the Riksdag of the Estates, Sweden's Minister for Finance
- Citizenship
- Sweden
- Born
- July 30, 1831
- Died
- October 3, 1921