Halsön

Halsön may refer to:
 * Halsön, Kalix, an island in the Kalix archipelago of the Bothnian bay
 * Halsön, Skellefteå, an island in the Skellefteå archipelago the Bothnian bay
 * Halsön, Korsnäs, an island in the Kvarken (Quark) archipelago in the Bothnian Sea
 * Hälsö, an island in Västra Götaland County, Sweden