2018–19 Basketball Championship of Bosnia and Herzegovina
| Prvenstvo BiH | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Season | 2018–19 | |||||||||
| Duration | 21 October 2018 – May 2018 | |||||||||
| Teams | 11 | |||||||||
| Regular season | ||||||||||
| Relegated | Gradina Student Mostar Bosna Royal | |||||||||
| Finals | ||||||||||
| Champions | Široki (10th title) | |||||||||
| Runners-up | Spars Ziraat Bank | |||||||||
| Semifinalists | Zrinjski Sloboda | |||||||||
| Statistical leaders | ||||||||||
| ||||||||||
| Records | ||||||||||
| Biggest home win | Spars Ziraat Bank 107–47 Gradina (21 October 2018) | |||||||||
| Biggest away win | Bosna Royal 52–131 Spars Ziraat Bank (16 March 2019) | |||||||||
← 2017–18 2019–20 → | ||||||||||
The 2018–19 Basketball Championship of Bosnia and Herzegovina was the 18th season of this championship, with 11 teams from Bosnia and Herzegovina participating in it. Zrinjski was the defending champion. Široki won its tenth league title.