Træna Lighthouse (Norwegian: Træna fyr) is a coastal lighthouse in the municipality of Træna in Nordland county, Norway. It is located on the island of Sørholmen in the Trænfjorden, about 10 kilometres (6.2 mi) southwest of the main island of Husøya and about 17 kilometres (11 mi) west of Lovund in Lurøy. The lighthouse was built in 1877 and automated in 1974. It has a granite foundation with a 18-metre (59 ft) tall red iron tower. The light can be seen for about 17 nmi (31 km; 20 mi).