Holbach
Holbach is a geographical name:
- Holbach (Ellwangen) , hamlet in the Rindelbach district of Ellwangen, Ostalbkreis, Baden-Wuerttemberg
 - Holbach (Hohenstein) , part of the community Hohenstein, Nordhausen district, Thuringia
 - Holbach (Moselle) , district of the municipality of Siersthal, Moselle department, Grand Est region, France
 
- Holbach (Kressbach) , left tributary of the Kressbach near Holbach, Rindelbach district, Ellwangen, Ostalbkreis, Baden-Württemberg
 
Holbach is an astronomical name:
- (6956) Holbach , asteroid of the main belt
 
Holbach is the family name of the following people:
- Paul Henri Thiry d'Holbach (Paul Heinrich Dietrich von Holbach, 1723–1789), philosopher of German descent living in Paris
 - Rudolf Holbach (* 1950), German historian
 
See also: