Eulenberg is a municipality in Rhineland-Palatinate, Germany Eulenberg or Eulenburg may also refer to: People Eulenburg (surname) Philipp, Prince of Eulenburg and Hertefeld (1847–1921) Other uses Ernst Eulenburg (musical editions), music publisher established by Ernst Eulenburg Eulenburg Expedition, a diplomatic mission conducted by Friedrich Albrecht zu Eulenburg to establish diplomatic and commercial relations with China, Japan and Siam Eulenburg Affair, or Harden–Eulenburg Affair, a controversy regarding accusations of homosexual conduct, and accompanying libel trials, among prominent members of Kaiser Wilhelm II's cabinet and entourage Sovinec (), a castle in Bruntál District of the Czech Republic See also Eilenburg, a town in Saxony, Germany