Dönhoff

Coat of arms of the family

Friedrichstein Palace, 20 km east of Königsberg, burnt down by the Red Army in January, 1945

Dönhoff, (Polish: Denhoff, sometimes also Doenhoff) was a noble German family, first mentioned in 1282, from the County of Mark in Westphalia; a branch moved to the Polish–Lithuanian Commonwealth in the 16th century and became recognized as szlachta (Polish nobility), but later mostly served the Prussian government. The main seat of the family from 1666 until 1945 was at Friedrichstein Palace in East Prussia.

Notable members of the German branch

• Alexander von Dönhoff (1683–1742), Prussian Lieutenant-General
• Sophie von Dönhoff (1768–1838), morganatic spouse of Frederick William II of Prussia
• August Heinrich Hermann von Dönhoff (1797–1874), Prussian diplomat
• Marion Dönhoff (1909–2002), German journalist

Notable members of the Polish branch

• Ernst Magnus Dönhoff (1581–1642), voivode of Parnawa (1640–1642)
  • Ernst Denhoff, (died 1693), voivode of Malbork
    • Joanna Denhoffówna, daughter of Zofia Anna Oleśnicka h. Dębno, married to Hetman Stanisław Ernest Denhoff (1673–1728)
• Kasper Denhoff (1587–1645), Voivode of Dorpat (1627–1634), brother of the above
• Urszula Denhoff (died 1658), married to Marcin Kazimierz Kątski h. Brochwicz
• Jan Kazimierz Denhoff (1649–1697), Cardinal and Bishop of Cesena
• Stanisław Ernest Denhoff (1673–1728), Voivode of Połock (1721–1728), Field Hetman of Lithuania, 1709–1728