| Conventional Long Name: | Principality of Maya Rata |
| Common Name: | Kingdom of Dakkinadesa |
| Government Type: | Monarchy |
| Year Start: | 504 BC |
| Year End: | 1153 |
| P1: | Kingdom of Upatissa Nuwara |
| S1: | Anuradhapura Kingdom |
| Flag S1: | Flag of Dutthagamani.png |
| S2: | Kingdom of Polonnaruwa1153: Kingdom of Polonnaruwa |
| Image Map Caption: | Map showing the early growth of the Principality of Maya Rata circa 200 BC |
| Capital: | Panduwasnuwara (504 BC–12 century) Kelaniya (3rd century BC) |
| Common Languages: | Sinhala |
| Religion: | Buddhism |
| Leader1: | Panduwas Deva |
| Leader2: | Parakramabahu of Dakkhinadesa |
| Year Leader1: | 504 BC-474 BC |
| Year Leader2: | 1187–1196 |
The Maya Rata (Principality of), also known as the Kingdom of Dakkinadesa, was a principality or an administrative region of the Sinhalese kingdom. It was located in the Southwestern part of Sri Lanka, bordered the Deduru Oya. Its last capital was Parakramapura. The principality was disbanded following the formation of the second kingdom of Polonnaruwa by Parakramabahu I.[1] [2]