桑霍尔恩岛是挪威的岛屿，位于该国西北部挪威海，由诺尔兰郡负责管辖，长22公里、宽8.5公里，面积103平方公里，最高点海拔高度993米，人口约400。

Sandhornøya is a mountainous island in the municipality of Gildeskål in Nordland county, Norway. The 103-square-kilometre (40 sq mi) island is located south of the town of Bodø near the entrance to the Saltfjorden. The mainland of Norway lies to the east and the island of Sørarnøy lies to the west. The villages of Lekanger, Mårnes, and Våg are located on the island. The island is connected to the mainland by the Sandhornøy Bridge. Sandhornøy is also the birthplace of famous Norwegian professor and hymn writer, Elias Blix. A memorial monument of Blix can be seen by the coastline.