2017–18 Basketball Championship of Bosnia and Herzegovina
| Prvenstva BiH | |
|---|---|
| Duration | 14 October 2017 – 23 May 2018 | 
| Teams | 12 | 
| Regular season | |
| Top seed | Zrinjski | 
| Finals | |
| Champions | Zrinjski (1st title) | 
| Runners-up | Igokea | 
| Third place | Bosna Royal | 
| Fourth place | Spars Ziraat Bank | 
← 2016–17  2018–19 →   | |
The 2017–18 Basketball Championship of Bosnia and Herzegovina was the 17th season of this championship, with twelve teams participating in it. Igokea, the defending champion, did not join the tournament until the second stage.
The competition started on 14 October 2017 and ended in the middle of May 2018.