| Utian Island | |
| Native Name Lang: | png |
| Sobriquet: | Brooker Island |
| Pushpin Map: | Papua New Guinea |
| Coordinates: | [1] |
| Location: | Oceania |
| Archipelago: | Louisiade Archipelago |
| Waterbody: | Solomon Sea |
| Total Islands: | 1 |
| Area Km2: | 1.54 |
| Coastline M: | --> |
| Elevation M: | 141 |
| Highest Mount: | Mount Utian |
| 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: | Louisiade Rural LLG |
| Country Admin Divisions Title 3: | Island Group |
| Country Admin Divisions 3: | Calvados Chain |
| Country Largest City: | Utian |
| Country Largest City Population: | 400 |
| Population: | 514 |
| Population As Of: | 2014 |
| Density Km2: | 333.7 |
| Ethnic Groups: | Papauans, Austronesians, Melanesians. |
| Timezone1: | AEST |
| Utc Offset1: | +10 |
| Iso Code Type: | ISO code |
| Iso Code: | PG-MBA |
Utian Island, also known as Brooker Island, is an island in Papua New Guinea, part of the Calvados Chain within the Louisiade Archipelago. It is located at the western end of the Calvados Chain, in the Louisiade Archipelago, in the Milne Bay Province.