The King of Saudi Arabia is Saudi Arabia's head of state and absolute monarch. He serves as the head of the Saudi monarchy — House of Saud. The King is called the Custodian of the Two Holy Mosques. The title, which signifies Saudi Arabia's jurisdiction over the mosques of Masjid al Haram in Mecca and Masjid al-Nabawi in Medina, replaced His Majesty in 1986.