Ratsadathirat
| Ratsadathirat รัษฎาธิราช | |
|---|---|
| King of Ayutthaya | |
| King of Siam | |
| Reign | Five months from 895 LE (1533/34 CE) to 896 LE (1534/35 CE) |
| Predecessor | Borommarachathirat IV |
| Successor | Chairachathirat |
| Born | 890 LE (1528/29 CE) |
| Died | 896 LE (1534/35 CE) |
| House | Suphannaphum Dynasty |
| Father | Borommarachathirat IV |
Ratsadathirat (Thai: รัษฎาธิราช, Raṣṭādhirāj) was the twelfth king of Ayutthaya, an ancient kingdom in Thailand. He was a son of Borommarachathirat IV and succeeded his father to the throne of Ayutthaya at the age of five in 895 LE (2076 BE, 1533/34 CE). The following year, after having been on the throne for five months, he was put to death by his relative, Chairachathirat, who then assumed the kingship.