| Competition: | Ligue 1 Mauritania |
| Season: | 2017–18 |
| Winners: | FC Nouadhibou |
| Matches: | 182 |
| Total Goals: | 465 |
| Prevseason: | 2016–17 |
| Nextseason: | 2018–19 |
The 2017–18 Ligue 1 Mauritania season is the 38th season of the premier football league in Mauritania. It began on 30 September 2017 and ended on 10 June 2018.[1]