Plettenberg is a city in North Rhine-Westphalia, Germany.
Plettenberg may also refer to:
Plettenberg (mountain), a mountain in Baden-Württemberg, Germany House of Plettenberg, a German noble family from Westphalia (members see below)
People with the surname Ferdinand von Plettenberg (1690–1737), Prime Minister of the Electorate of Cologne Friedrich Christian von Plettenberg (1644–1706), prince bishop of Münster Georg von Plettenberg (1918-1980), Colonel of the Bundeswehr Gertrud von Plettenberg (15??–1608), royal mistress of Prince-Elector-Archbishop of Cologne Ernest of Bavaria Joachim van Plettenberg (1739–1793), Governor of the Cape of Good Hope and founder of Plettenberg Bay Karl von Plettenberg (1852–1938), General of the Infantry, Commandant-General of the Guards Corps and Adjutant General of the German Kaiser Kurt von Plettenberg (1891–1945), plenipotentiary of the House of Hohenzollern (the royal house of Prussia), one of the inner circle of the July 20th plot against Hitler Matthieu van Plattenberg (1607/8–1660), Baroque painter, draughtsman, etcher and engraver Wolter von Plettenberg (c. 1450–1535), Master of the Livonian Order
See also Plettenberg Bay, a town in the Western Cape Province, South Africa