Marburg (German pronunciation: [ˈmaːɐ̯bʊʁk] or [ˈmaʁbʊʁk] ^ⓘ) is a university town in the German federal state (Bundesland) of Hesse, capital of the Marburg-Biedenkopf district (Landkreis). The town area spreads along the valley of the river Lahn and has a population of approximately 76,000.

Having been awarded town privileges in 1222, Marburg served as capital of the landgraviate of Hessen-Marburg during periods of the 15th to 17th centuries. The University of Marburg was founded in 1527 and dominates the public life in the town to this day.

Marburg is a historic centre of the pharmaceutical industry in Germany, and there is a plant in the town (by BioNTech) to produce vaccines to tackle Covid-19.