Gronau is a former Samtgemeinde ("collective municipality") in the district of Hildesheim, in Lower Saxony, Germany. Its seat was in the town Gronau. On 1 November 2016 it was merged into the new Samtgemeinde Leinebergland. The Samtgemeinde Gronau consisted of the following municipalities: - Banteln
- Betheln
- Brüggen
- Despetal
- Eime
- Gronau
- Rheden
{{Hildesheim-geo-stub}}{{coord|52.0667|N|9.7833|E|source:dewiki_region:DE-NI_type:adm2nd|format=dms|display=title}}{{Authority control}} 1 : Former Samtgemeinden in Lower Saxony |