Tutong District

Tutong District (Malay: Daerah Tutong; Jawi: دائيره توتوڠ) or simply known as Tutong (), is the third largest and populated district in Brunei. It has an area of 1,166 square kilometres (450 sq mi) and the population of 47,210 as of 2021. The district is also home to its administrative centre is Tutong Town (Pekan Tutong), as well as the and Tasek Merimbun, the country's second longest river and the only ASEAN Heritage Parks in Brunei respectively.