| Vitória do Jari | |
| Other Name: | Beiradinho |
| Settlement Type: | Municipality |
| Official Name: | The Municipality of Vitória do Jari |
| Nickname: | "Beiradinho" |
| Mapsize: | 250px |
| Subdivision Type: | Country |
| Subdivision Type1: | Region |
| Subdivision Type2: | State |
| Subdivision Name: |  Brazil |
| Subdivision Name1: | North |
| Subdivision Name2: | Amapá |
| Leader Title: | Mayor |
| Leader Name: | Raimundo de Alcimar Ney de Souza (PT) |
| Established Title: | Founded |
| Established Date: | 8 September 1994 |
| Area Total Km2: | 2,509 |
| Population As Of: | 2020 |
| Population Total: | 16,254 |
| Population Density Km2: | auto |
| Timezone: | BRT |
| Utc Offset: | -3 |
| Coordinates: | -0.9293°N -52.4264°W |
| Elevation Ft: | 10 |
| Blank Name: | HDI (2000) |
| Blank Info: | 0.659 – medium[1] |
Vitória do Jari (pronounced as /pt/), (Jari's Victory) is a municipality located in the southernmost tip of the state of Amapá in Brazil. Its population is 16,254[2] and its area is 2509km2. Vitória do Jari has a population density of 5.9 inhabitants per square kilometer. The town is located on the Jari River on the other side of Munguba, and was originally called Beiradinho.
The town started as a shanty town for the Jari project. It was originally called Beiradinho.[3] People in the informal economy who worked in Munguba could not afford housing in the Munguba or Monte Dourado.[4] In 1994, the town was renamed Vitória do Jari and became an independent municipality.[3]
The municipality contains 17% of the Rio Cajari Extractive Reserve, created in 1990.
The economy is based on agricultural with an emphasis on corn, bananas, and watermelons, and cattle and buffalo ranches.[5] CADAM, a kaolin mining company is a major employer in the region.[6]
Jarilândia is the location where Gmelina arborea was planted on a large scale for the pulp industry as part of the Jari project. In 1969, planting began, but soon the trees failed to grow.[7] The project was cancelled in 1982.[8]