Sultanate that was located in the Siak Regency, Riau (1722-1946) (Present)
Historical EmpirePekanbaru
Sultanate of Siak Sri
Indrapura
Active Reign Period
1723–1946AD
Calculated Duration
223 Years
Sultanate that was located in the Siak Regency, Riau (1722-1946) (Present)