Marpa is a significant figure in Tibetan Buddhism, known as a translator and teacher. He lived in the 11th century and is celebrated for bringing many important Buddhist texts from India to Tibet. His work helped establish the foundations of Tibetan Buddhism, particularly the Kagyu school. Marpa is also recognized for his role as a mentor to the famous yogi Milarepa. Through his teachings, Marpa emphasized the importance of both study and practice in the spiritual path. His legacy continues to influence Tibetan Buddhism and its practitioners today.