Penyengat Island, Pulau Penyengat in Indonesian (literally, Wasp Island) is an island in Riau Islands Province, Indonesia.[1] It lies just off Bintan Island, close to Tanjung Pinang, the capital of Riau Islands Province. The island has historical significance, dating back to the 18th Century, when it was established as a fort as part of the Sultanate of Johor-Riau by the Bugis. The island contains the tomb of Raja Ali Haji, a 19th-century Islamic historian and scholar.