| Husøya | |
| Location: | Nordland, Norway |
| Mapframe-Zoom: | 9 |
| Coordinates: | 66.4954°N 12.0749°W |
| Area Km2: | 1.5 |
| Length Km: | 2.5 |
| Width Km: | 1 |
| Elevation M: | 47 |
| Highest Mount: | Støttberget |
| Country: | Norway |
| Country Admin Divisions Title: | County |
| Country Admin Divisions: | Nordland |
| Country Admin Divisions Title 1: | Municipality |
| Country Admin Divisions 1: | Træna Municipality |
| Population: | 382 |
| Population As Of: | 2023 |
Husøya[1] is a small island and the administrative centre of Træna Municipality in Nordland county, Norway. It is located just east of the island of Sanna in the Trænfjorden, about northwest of the island of Lovund (in neighboring Lurøy Municipality) and about south of Selvær. The Træna Lighthouse lies south of the island. The island is only accessible by boat, and there is regular ferry service from Husøya to the island of Selvær and to Stokkvågen on the mainland.[2]
Most of the flat island is made up of the village of Husøya, which is the administrative centre of the municipality. It is the location of Træna Church. The 0.42km2 village has a population (2023) of 382 and a population density of .[3]
The annual Træna Music Festival is held here and on the neighboring island of Sanna.