Tigranes I was a king of Armenia who ruled during the 1st century BCE. He is known for his efforts to expand the Armenian territory and strengthen its influence in the region. Tigranes I was a member of the Artaxiad dynasty, which played a significant role in the history of Armenia. During his reign, Tigranes I faced challenges from neighboring powers, including the Parthian Empire. He is often remembered for his military campaigns and alliances that aimed to secure Armenia's position in the complex political landscape of ancient Western Asia.