| Nimoa Island | |
| Native Name Lang: | png |
| Pushpin Map: | Papua New Guinea |
| Coordinates: | -11.3133°N 153.2589°W[1] |
| Location: | Oceania |
| Archipelago: | Louisiade Archipelago |
| Waterbody: | Solomon Sea |
| Total Islands: | 1 |
| Area Km2: | 3.56 |
| Coastline M: | --> |
| Elevation M: | 140 |
| Highest Mount: | Mount Nimoa |
| Country: | Papua New Guinea |
| Country Admin Divisions Title: | Province |
| Country Admin Divisions Title 1: | District |
| Country Admin Divisions 1: | Samarai-Murua District |
| Country Admin Divisions Title 2: | LLG[2] |
| Country Admin Divisions 2: | Yaleyamba Rural Local Level Government Area |
| Country Admin Divisions Title 3: | Island Group |
| Country Admin Divisions 3: | Pana Tinani Group |
| Country Largest City: | Soluwo |
| Country Largest City Population: | ~150 |
| Population: | 400 |
| Population As Of: | 2014 |
| Density Km2: | 111 |
| Ethnic Groups: | Papauans, Austronesians, Melanesians. |
| Timezone1: | AEST |
| Utc Offset1: | +10 |
| Iso Code Type: | ISO code |
| Iso Code: | PG-MBA |
Nimoa Island is an island in the Louisiade Archipelago in Milne Bay Province, Papua New Guinea.
The island has an area of 3.56 km2, it is part of the Pana Tinani Group. The island is hilly, rising to 140 m at Mt. Nimoa.The island is 1.7 km north of Vanatinai, and separated from it with the Bulami Channel.
The island was discovered in the late 18th century.
At the census of population in 2014, the island had 395 inhabitants, spread across 5 small villages. The main town is Soluwo, located on the southwest point.