Ali bin Said of Zanzibar
| Ali bin Said علي بن سعيد البوسعيد (Arabic) | |
|---|---|
 | |
| Sultan of Zanzibar | |
| Reign | February 13th 1890 - March 5th 1893 |
| Predecessor | Khalifah bin Said |
| Successor | Hamad bin Thuwaini |
| Born | c. 1854 |
| Died | 5 March 1893 (aged 38–39) |
| Dynasty | Al Said |
| Father | Said bin Sultan |
Sayyid Ali bin Said al-Busaidi, GCSI, (c. 1854 – March 5, 1893) (Arabic: علي بن سعيد البوسعيد) was the fourth Sultan of Zanzibar. He ruled Zanzibar from February 13, 1890, to March 5, 1893. In June 1890 he was forced to accept a British protectorate over his dominions.
He was succeeded by his nephew, Hamad bin Thuwaini Al-Busaid.