sultan kingMaḥmūd of Ghazna (rened ad 998–1030) was the first Muslim ruler to be called sultan by his contemporaries, and under the Seljuqs of Anatolia and Iran it became a regular title.The Sultan of Brunei is the monarchical head of state of Brunei and head of government in his capacity as prime minister of Brunei. [1] Since independence from the British in 1984, only