(Strait of Malacca) The Strait of Malacca (Malay: Selat Melaka; Jawi: سلت ملاك) is a narrow, 805 km (500 mi) stretch of water between the Malay Peninsula (Peninsular Malaysia) and the Indonesian island of Sumatra. It is named after the Malacca Sultanate that ruled over the archipelago between 1414 and 1511.
The International Hydrographic Organization defines the limits of the "Malacca Strait" as follows:
On the West. A line joining Pedropunt, the Northernmost point of Sumatra and Lem Voalan the Southern extremity of Goh Puket [Phuket Island] in Siam [Thailand].