| Competition: | First League of the Republika Srpska |
| Season: | 2017–18 |
| Winners: | Zvijezda 09 1st First League title |
| Promoted: | Zvijezda 09 |
| Relegated: | Sloga Doboj Napredak (DŠ) |
| Matches: | 192 |
| Total Goals: | 499 |
| League Topscorer: | Demir Jakupović (16 goals) |
| Prevseason: | 2016–17 |
| Nextseason: | 2018–19 |
The 2017–18 First League of the Republika Srpska was the twenty-third season of the First League of the Republika Srpska, the second tier football league of Bosnia and Herzegovina, since its original establishment and the sixteenth as a second-tier league.
| Rank | Player | Club | Goals |
|---|---|---|---|
| 1 |  Demir Jakupović | Rudar Prijedor | 16 |
| 2 | Damjan Krajišnik | Zvijezda 09 | 14 |
| Ognjen Jaćimović | Rudar Prijedor | ||
| 4 | Filip Vujić | Podrinje | 13 |
| 5 | Miljan Govedarica | Slavija / Zvijezda 09 | 12 |
| Ozren Perić | Tekstilac | ||
| 7 | Selmir Mahmutović | Zvijezda 09 | 11 |
| Borislav Lukić | Sloga Doboj |