Ram Khamhaeng

Ram Khamhaeng (Thai: รามคำแหง, Pho Khun Ram Khamhaeng Maharat (Thai: พ่อขุนรามคำแหงมหาราช, Ramkhamhaeng, was the third king of the Phra Ruang Dynasty, ruling the Sukhothai Kingdom (a historical kingdom of Thailand) from 1279 to 1298, during its most prosperous era.