palace were decorated with ornaments in the form of dragons. In addition to the palace, the sultan also built a courtroom, the "Balairung Sari" (the flower room). To the right of the main gate of the Syahabuddin mosque is the royal family cemetery, with its decoration of Muslim art. List of Sultans of Siak Sultan Abdul Jalil Rahmat Shah (1722–1740) Sultan Muhammad Abdul Jalil Jalaluddin Shah (1740–1760) Sultan Ismail Abdul Jalil Jalaluddin Shah (1760–1761)(1779–1781) Sultan Abdul Jalil Alamuddin Shah (1761–1765) Sultan Muhammad Ali Abdul Jalil Muazzam Shah (1765–1779) Sultan Yahya Abdul Jalil Muzaffar Shah (1781–1784) Sultan As-Sayyid Al-Sharif Ali Abdul Jalil Syaifuddin (1784–1811) Sultan As-Sayyid Al-Sharif Ibrahim Abdul Jalil Khaliluddin (1811–1827) Sultan As-Sayyid Al-Sharif Ismail Abdul Jalil Syaifuddin (1827–1864) Sultan As-Sayyid Al-Sharif Kassim Abdul Jalil Syaifuddin I (Syarif Kassim I), (1864–1889) Sultan As-Sayyid Al-Sharif Hasyim Abdul Jalil Syaifuddin (1889–1908) Sultan-Regent Siak, Tengku Besar Syed Sagoff (Wali Sultan) (1908-1915) Sultan As-Sayyid Al-Sharif Kassim Abdul Jalil Syaifuddin II (Syarif Kassim II), (1915–1949) Family Tree See also Pagaruyung Kingdom Johor Sultanate Riau-Lingga Sultanate Sultanate of Deli Sultanate of Serdang Notes References Barnard, TP, (2003). Multiple Centres of Authority: Society and Environment in Siak and Eastern Sumatra, 1674-1827. Ricklefs, M. C., A History of Modern Indonesia Since C. 1300 External links Sejarah Singkat Kerajaan Siak in Indonesia Kronik mengenai pusat Kesultanan Siak in Indonesian language Sejarah Kerajaan Siak di MelayuOnline.com in Indonesian language Kesultanan Siak di University of Queensland in Indonesian language Former countries in Southeast Asia Former countries in Indonesian history Siak Sri Indrapura Former monarchies of Southeast Asia