Homburg or Hombourg may refer to
- Homburg, Saarland, capital of the Saarpfalz district of Saarland
- Bad Homburg vor der Höhe, town and spa in Hesse
- Homburg Forest, (Homburgwald) a hill range in Lower Saxony
- Homburg, a quarter of Triefenstein, Bavaria
- Homburg Castle, in Nümbrecht, North Rhine-Westphalia
- Stefan Homburg (1961-), German economist
- Hermann Homburg (1874–1964), South Australian politician and lawyer
- Wilhelm von Homburg (1940–2004), German boxer and actor
- Homburg (hat), popular with politicians and diplomats in the mid-twentieth century
- Der Prinz von Homburg (opera), German opera by Hans Werner Henze
- The Prince of Homburg (play), German play by Heinrich von Kleist
- The Prince of Homburg (movie), 1997 Italian movie