Ziradei
| Ziradei Jiradei | |
|---|---|
| Community development block | |
| Coordinates: 26°14′10″N 84°14′53″E / 26.23611°N 84.24806°E | |
| Country | India | 
| State | Bihar | 
| District | Siwan | 
| Population  (2001) | |
|  • Total | 138,078 | 
| Languages | |
| • Official | Bhojpuri, Hindi | 
| Time zone | UTC+5:30 (IST) | 
| Lok Sabha constituency | Siwan | 
| Vidhan Sabha constituency | Ziradei | 
| Website | siwan | 
Ziradei (also spelt Jiradei) is one of the administrative divisions of Siwan district in the Indian state of Bihar.