Johor-Riau may refer to: Johor-Riau-Lingga-Pahang; a former Malay sultanate that partitioned into 2 following the Anglo Dutch Treaty in 1824: Johor Sultanate, the Johor mainland and its dependencies in Pahang Riau Sultanate, the Riau archipelago and its dependencies in Lingga In linguistics, Johor-Riau is a dialect of the Malaysian and Indonesian languages. Standard Malay is based on the Johore-Riau dialect of Malay.