| First Men's Basketball League | |
| Pixels: | 60px |
| Country: | Croatia |
| Confed: | FIBA Europe |
| Founded: | 2017 |
| First: | 2017–18 |
| Promotion: | Premijer liga |
| Levels: | 2nd |
First Men's League (hr|Prva muška liga) is a second-tier professional men's basketball league in Croatia. The league was founded in 2017 replacing the former A2 Basketball League.[1]
League champions are automatically promoted to Premijer Liga, while runners-up enter a promotion playoff against the next-to-last placed team from Premijer Liga.
| Season | Teams | Champions | Runners-up | |
|---|---|---|---|---|
| 2017–18 | 12 | KK Gorica (Velika Gorica) | KK Bosco (Zagreb) | |
| 2018–19 | 12 | KK Puntamika (Zadar) | KK Dubrava (Zagreb) | |
| 2019–20 | Season canceled due to the COVID-19 pandemic. | |||
| 2020–21 | 12 | KK Cedevita Junior (Zagreb) | KK Dinamo (Zagreb) | |
| 2021–22 | 12 | KK Dinamo (Zagreb) | KK Bosco (Zagreb) | |
| 2022–23 | 12 | KK Dubrovnik (Dubrovnik) | KK Kaštela (Kaštel Sućurac) | |
| 2023–24 | 14 | KK Kvarner 2010 (Rijeka) | KK Vrijednosnice (Osijek) |
The following is the list of 14 clubs for the 2024–25 season, scheduled to start in October 2024.[2]