Sadeq Mohammad Khan IV
| Sadiq Muhammad Abbasi IV | |
|---|---|
| Amir | |
Sadiq Muhammad Abbasi IV | |
| 10th Nawab of Bahawalpur | |
| Reign | 25 March 1866 – 14 February 1899 |
| Predecessor | Nawab Bahawal Khan IV |
| Successor | Mohammad Bahawal Khan V |
| Born | 11 November 1861 Bahawalpur, Bahawalpur State, British India (today Pakistan) |
| Died | 14 February 1899 (aged 37) Bahawalpur, Bahawalpur State, British India (present-day Punjab, Pakistan) |
| Issue | Bahawal Khan V |
| House | Daudputra dynasty |
| Father | Nawab Bahawal Khan IV |
| Religion | Islam |
Sadiq Muhammad Khan IV (Urdu: صادق محمد خان چہارم; 1861–1899) was the 10th Nawab of Bahawalpur who ruled the Bahawalpur State from 1879 to 1899 under the supervision of the British Raj. He died in 1899 and was succeeded by his eldest son Bahawal Khan V.