Marbach may refer to:
;Places in Germany
- Marbach, Marburg, Marbach is a district of Marburg in Hesse
- Marbach stud or Weil-Marbach, a major center of horse breeding dating back several centuries, in Baden-Württemberg
- Part of Erbach (Odenwald) in Hessen
- Part of Gomadingen, Baden-Württemberg ('Marbach an der Lauter')
- Part of Lauda-Königshofen, Main-Tauber-Kreis, Baden-Württemberg
- Part of Petersberg, Hesse, district Fulda
- the town Marbach am Neckar, district Ludwigsburg, Baden-Württemberg
- Marbach (Neckar) station
- Marbach (Lauda-Königshofen), a district of Lauda-Königshofen, Baden-Württemberg
- Marbach (Mergbach), a river of Hesse, tributary of the Mergbach
;Places in Austria
- the town Marbach an der Donau in Lower Austria
;Places in Switzerland
- Marbach, St. Gallen, a municipality in the canton of St. Gallen
- Marbach, Lucerne, a former municipality in the canton of Lucerne
- Escholzmatt-Marbach, a municipality in the canton of Lucerne
Places in the United States
Marbach Road in San Antonio Texas.
Marbach is home of the Marbach Cut.
;People
- Johann Marbach (1521–1581), German Lutheran reformer
- Karl-Heinz Marbach (1917–1995), German Nazi officer in WWII
- Joseph J. Marbach (1935–2001), expert in the field of facial pain
;Other users
- Marbach (crater) on Mars