Sultan Buyung
| Ali Ri'ayat Syah II | |
|---|---|
| Sultan of Aceh Sultanate | |
| Reign | 1585/1586 – 28 June 1589 |
| Predecessor | Alauddin Mansur Syah |
| Successor | Alauddin Ri'ayat Syah Sayyid al-Mukammal |
| Born | Banda Aceh, Aceh Sultanate |
| Died | 28 June 1589 Banda Aceh, Aceh Sultanate |
| House | Inderapura |
| Father | Munawwar Syah bin Muhammad Syah |
Sultan Buyung or Ali Ri'ayat Syah II (died 28 June 1589) was the ninth sultan of Aceh in northern Sumatra. He had a short and contested reign from 1585/85 to 1589, ending with his violent demise.