Hamdawayh ibn Ali ibn Isa ibn Mahan
| Hamdawayh ibn Ali ibn Isa ibn Mahan | |
|---|---|
| Governor of Yemen | |
| In office 816–820 | |
| Monarch | Al-Ma'mun | 
| Preceded by | Ibrahim ibn Musa | 
| Succeeded by | Isa ibn Yazid | 
| Personal details | |
| Parent | Ali ibn Isa ibn Mahan | 
| Military service | |
| Allegiance | Abbasid Caliphate | 
| Years of service | 813–816 | 
| Rank | Commander | 
Hamdawayh ibn Ali ibn Isa ibn Mahan (Arabic: حمدويه بن علي بن عيسى بن ماهان) was a ninth century military commander for the Abbasid Caliphate. He became the governor of the Yemen in 816, but he subsequently led a rebellion against the central government, which lasted until his defeat and capture in 820.