The Anuradhapura period was a period in the history of Sri Lanka of the Anuradhapura Kingdom from 377 BC to 1017 AD. The period begins when Pandukabhaya, King of Upatissa Nuwara moved the administration to Anuradhapura, becoming the kingdom's first monarch. Anuradhapura is heralded as an ancient cosmopolitan citadel with diverse populations.
Pandukabhaya (437–367 BC) King of Upatissa Nuwara and the first monarch of the Anuradhapura Kingdom and 6th over all of the island of Sri Lanka since the arrival of the Vijaya, he reigned from 437 BC to 367 BC. According to many historians and philosophers, he is the first truly Sri Lankan king since the Vijayan invasion, and also the king who ended the conflict between the Sinha clan and local community, reorganizing the populace.
Elara (205–161 BC), a Tamil King with Chola origins, who ruled "Pihiti Rata", i.e., Sri Lanka north of the mahaweli, after killing King Asela. During Elara's time, Kelani Tissa was a sub-king of Maya Rata (south-west) and Kavan Tissa was a regional sub-king of Ruhuna (south-east). Kavan Tissa built Tissa Maha Vihara, Dighavapi Tank and many shrines in Seruvila. Dutugemunu (161–137 BC) – Eldest son of King Kavan Tissa, who was a young man 25 years of age, defeated the South Indian Tamil Invader Elara (over 64 years of age) in single combat, described in the Mahavamsa. Dutugemunu is depicted as a Sinhala "Asoka". The Ruwanwelisaya, built by this king is a dagaba of pyramid-like proportions. It was an engineering marvel.