Ahmad Ali Khan of Murshidabad
| Ahmad Ali Khan | |
|---|---|
| Baeran ul-Mulk (Administrator of the country) Ihtisham ud-Daulah (Dignifier of the country) Walla Jah (Of High Rank) Nahabat Jang (Horror in War)  | |
| Nawab Nazim of Bengal and Bihar | |
| Reign | 6 August 1821 – 30 October 1824 | 
| Predecessor | Zain-ud-Din Ali Khan | 
| Successor | Mubarak Ali Khan II | 
| Born | 12 January 1793 Murshidabad, Bengal, British India  | 
| Died | 24 October 1824 (aged 31) Murshidabad, Bengal, British India  | 
| Burial | |
| Issue | Mubarak Ali Khan II | 
| Dynasty | Najafi | 
| Religion | Shia Islam | 
Sayyid Ahmad Ali Khan (Bengali: সৈয়দ আহমদ আলী খান) (died 30 October 1824), popularly known as Walla Jah or Ahmad Ali Khan of Murshidabad, was the Nawab of Bengal and Bihar. He succeeded his half-brother, Zain-ud-Din Ali Khan, after he died on 6 August 1821, without a male issue. Walla Jah was the Nawab of Bengal from 1821 to 1824.