The '''Luba Royal Mausoleum''' () is a former Royal burial ground located at Pulau Luba, Kampung Bunut, Brunei. The Mausoleum served as the resting place of Sultan Hussin Kamaluddin, the 16th Sultan of Brunei who was buried here in 1780. Before his death, Sultan Hussin Kamaluddin used to reside in Pulau Luba especially after his abdication from the Throne in 1740. He was well known in the history of Brunei as the only Sultan who abdicated twice from the Throne. Beside the Sultan, members of the Royal family were also buried in the compound. The Mausoleum is gazetted as one of Brunei National Heritage Site under the Antiquities and Treasure Trove Act, 1967 revised 1984, 1990 and 2002, preserved by the Brunei Museums Department and Brunei History Department and protected by the government of Brunei Darussalam.