| Rio Vermelho | |
| Settlement Type: | Municipality |
| Official Name: | Municipality of Rio Vermelho |
| Subdivision Type: | Country |
| Subdivision Type1: | State |
| Subdivision Type2: | Region |
| Subdivision Type3: | Intermediate Region |
| Subdivision Type4: | Immediate Region |
| Subdivision Name: |  Brazil |
| Subdivision Name2: | Southeast |
| Subdivision Name3: | Governador Valadares |
| Subdivision Name4: | Guanhães |
| Established Title: | Founded |
| Established Date: | 31 January 1938 |
| Leader Title: | Mayor |
| Leader Name: | Marcus Vinicius Dayrell de Oliveira |
| Leader Party: | PSD |
| Area Note: | [1] |
| Area Total Km2: | 986.561 |
| Elevation M: | 831 |
| Elevation Footnotes: | [2] |
| Population As Of: | 2021 |
| Population Total: | 12,635 |
| Population Density Km2: | auto |
| Population Demonym: | rio-vermelhense |
| Timezone: | BRT |
| Utc Offset: | -3 |
| Postal Code Type: | Postal Code |
| Postal Code: | 39170-000 to 39179-999 |
| Blank Name: | HDI (2010) |
| Blank Info: | 0.558 – medium[3] |
Rio Vermelho is a Brazilian municipality located in the state of Minas Gerais. The city belongs to the mesoregion Metropolitana de Belo Horizonte and to the microregion of Conceição do Mato Dentro. As of 2020, the estimated population was 12,739.[4]