The purpose of this article is to study the power of monarchy in the period of Roman kingdom, the initial age of the founding of Rome and the ancient civilization of the West. The government in the early Roman kingdom was a form of monarchy appearing according to the legend, the pulpit has been recorded later in the writing documents during the later Roman. However, at that time it can be considered that the Roman king had a full absolute monarchy in all respects namely administration, legislation and judiciary in its entirety. The power of the royal status include being a supreme chief, a highest religious position in Roman kingdom. This gives the monarch’s power both in the world and in the spirit. The Roman monarchy, notwithstanding; had only declined for seven generations and that it was later changed to a form of consul, the new rule of the Roman Republic. This brought an end to the absolute power of the Roman kings and was eventually changed to a Roman republic.