Pharnavaz I was the first king of Iberia, an ancient kingdom located in present-day Georgia. He is believed to have reigned in the 3rd century BC and is credited with establishing the royal lineage that would rule the region for centuries. His reign marked the beginning of a unified state in Iberia, which played a significant role in the history of the Caucasus. Pharnavaz I is also known for his efforts to strengthen the kingdom's military and political structures. He is often associated with the introduction of the Pharnavazid dynasty, which contributed to the cultural and political development of Georgia. His legacy is remembered as a foundational figure in Georgian history.