| Official Name: | Grohotno |
| Native Name: | Грохотно |
| Subdivision Type: | Country |
| Subdivision Type1: | Provinces (Oblast) |
| Timezone: | EET |
| Utc Offset: | +2 |
| Timezone Dst: | EEST |
| Utc Offset Dst: | +3 |
| Pushpin Relief: | 1 |
| Pushpin Map: | Bulgaria |
| Pushpin Map Caption: | Location of Grohotno, Bulgaria |
| Leader Title: | Mayor |
| Postal Code Type: | Postal Code |
| Subdivision Name1: | Smolyan Province |
| Population Total: | 856[1] |
| Population As Of: | 15.09.2022 |
| Elevation M: | 813 |
| Postal Code: | 4815 |
| Area Code: | 030417 from Bulgaria, 0035930417 from outside |
| Coordinates: | 41.6989°N 24.3784°W |
| Leader Name: | Dzhamal Chitak |
Grohotno (Bulgarian: Грохотно) is a village in southern Bulgaria. It has a population of 856 as of 2022.[1]
Grohotno is located in the western part of Smolyan Province and has a territory of 22.373 km2.[2] It is part of Devin Municipality. The closest settlements are the town of Devin to the northeast and the village of Teshel to the southeast. The village is situated in the western part of the Rhodope Mountains on the river Vacha.