| Residency of Riouw and Dependencies Residentie Riouw en Onderhoorigheden | |
|---|---|
| Residency of Sumatra | |
| 1824–1942 | |
 Riouw and Dependencies in 1860 | |
| Capital | Tandjoengpinang |
| History | |
| 2 June 1824 | |
| 14 February–28 March 1942 | |
| Today part of | Riau Riau Islands |
The Residency of Riouw and Dependencies (Dutch: Residentie Riouw en Onderhoorigheden) was a subdivision of the Governorate of Sumatra with its capital in Tanjungpinang, it was created after the Anglo-Dutch treaty of 1824 was ratified by the Dutch parliament. Riouw once host over the Sultanate of Riau-Lingga until its abolition in 1911.