Grumbach (disambiguation)

Grumbach is a municipality in Rhineland-Palatinate, Germany.

Grumbach may also refer to:


 * Grumbach, Bad Langensalza, a village in Thuringia, Germany
 * Grumbach (surname)
 * Grumbach (Innerste), a river of Lower Saxony, Germany, tributary of the Innerste
 * Grumbach (Werra), a river of Thuringia, Germany, tributary of the Werra