| Official Name: | Tanambao Marivorahona |
| Other Name: | Marivorahona |
| Pushpin Map: | Madagascar |
| Pushpin Label Position: | bottom |
| Pushpin Map Caption: | Location in Madagascar |
| Pushpin Mapsize: | 180 |
| Subdivision Type: | Country |
| Subdivision Name: | Madagascar |
| Subdivision Type1: | Region |
| Subdivision Name1: | Diana |
| Subdivision Type2: | District |
| Subdivision Name2: | Ambilobe |
| Leader Title: | Mayor |
| Leader Name: | Justin Bemiarina |
| Population As Of: | 2018 |
| Population Footnotes: | [1] |
| Population Total: | 15,654 |
| Population Blank1 Title: | Ethnicities |
| Population Blank2 Title: | Religions |
| Timezone: | EAT |
| Utc Offset: | 3 |
| Coordinates: | -13.0833°N 54°W |
| Elevation Footnotes: | [2] |
| Elevation M: | 24 |
| Postal Code Type: | Postal code |
| Postal Code: | 204 |
Marivorahona or Tanambao Marivorahona is a municipality (French: commune, Malagasy: kaominina) in northern Madagascar. It belongs to the district of Ambilobe, which is a part of Diana Region.
According to 2018 census the population of Tanambao Marivorahona was 15,654.
Only primary schooling is available in town. The majority (94%) of the population are farmers. The most important crops are sugarcane and tomato, while other important agricultural products are cotton, sweet potato and rice. Industry and services both provide employment for 3% of the population.[3]
Tanambao Marivorahona lies 13 km from Ambilobe and 123 km from Antsiranana (Diego Suarez) on the RN 6[4] in the fertile plains of the Manajeba River.It covers also the villages (fokontany) of Ananjaka, Antsatrambalo, Ambodiampana, Mahamasina, Bobasatrana, Isesy, Mahavelona, Marivorahona, Tanambao Marivorahona and Betsimiranjana.[5]
The entrance of the Ankarana Reserve is in Mahamasina.