| Ahmad ibn Ali al-Najashi | |
| Birth Name: | Ahmad |
| Birth Date: | AD / 372 A.H. |
| Birth Place: | Baghdad[1] |
| Death Date: | 1058 AD / 450 A.H. |
| Death Place: | Samarra |
| Other Names: | Ibn al-Kufi |
| Era: | Islamic golden age |
| Religion: | Islam |
| Denomination: | Twelver Shia |
| Main Interests: | Biographical evaluation |
| Notable Works: | Rijal al-Najashi |
Abū al-ʿAbbās Aḥmad ibn ʿAlī al-Najāshī (–1058), often simply referred to as al-Najāshī, was a Twelver Shi'ite scholar mainly known for his work on the subject of biographical evaluation (Islamic science dealing with the reliability of hadith transmitters),[2] called the .[3]