| Sitamarhi | |
|---|---|
| Lok Sabha constituency | |
| Constituency details | |
| Country | India |
| Region | East India |
| State | Bihar |
| Established | 1957 |
| Reservation | None |
| Member of Parliament | |
| 18th Lok Sabha | |
 | |
| Incumbent | |
| Party | Janata Dal (United) |
| Elected year | 2024 |
Sitamarhi is one of the 40 Lok Sabha (parliamentary) constituencies in Bihar state in eastern India.