Ramiro I of Aragon was the first king of the Kingdom of Aragon, reigning from 1035 to 1063. He was a member of the House of Jiménez and played a crucial role in the early formation of the Aragonese state. His reign marked the beginning of the consolidation of power in the region, as he expanded his territory through military campaigns against neighboring Muslim states. During his rule, Ramiro I established the foundations for the future growth of Aragon, promoting the Christian reconquest of lands in Iberia. He is also known for his efforts to strengthen the monarchy and improve governance, setting the stage for his successors to further develop the kingdom.