| Koungou | |
| Commune Status: | Commune |
| Map: | Locator map of Koungou 2018.png |
| Map Caption: | Location of the commune (in red) within Mayotte |
| Canton: | Bandraboua and Koungou |
| Insee: | 97610 |
| Postal Code: | 97600 |
| Mayor: | Assani Saindou Bamcolo[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CA Grand Nord de Mayotte |
| Coordinates: | -12.7385°N 45.2071°W |
| Area Km2: | 28.41 |
| Population: | 32156 |
| Population Date: | 2017 |
| Population Footnotes: | [2] |
Koungou (in French pronounced as /kuŋɡu/) is the second largest commune in the French overseas department of Mayotte, in the Indian Ocean, after the capital Mamoudzou.It is composed of six villages: Majicavo Lamir, Majicavo Koropa, Koungou, Trévani, Kangani and Longoni.