Dathopa Tissa I
| Dathopa Tissa I | |
|---|---|
| King of Anuradhapura | |
| Reign | 641-650 (640 – 652) |
| Predecessor | Aggabodhi III |
| Successor | Kassapa II |
| House | Sangathissa-Dathasiva |
| Dynasty | House of Moriya |
| Religion | Theravada Buddhism |
Dathopatissa I (Sinhala: පළමුවන දාඨෝපතිස්ස), also known as Dathasiva, was a King of the Anuradhapura Kingdom who reigned from 641 AD to 650 AD. His reign is defined by a fierce, decade-long civil war against Aggabodhi III and the heavy involvement of South Indian mercenary forces in Sri Lankan politics.