2009–10 Premier League of Bosnia and Herzegovina
The 2009–10 Premier League of Bosnia and Herzegovina was the tenth season since its establishment and the eighth as a unified country-wide league. It began on 1 August 2009 and will end in May 2010. Zrinjski Mostar were the defending champions.
Team changes to 2008–09
Relegated after last year's season were 16th-placed NK Posušje and 15th-placed HNK Orašje.They were replaced by the champions of the two second-level leagues, Olimpik Sarajevo and Rudar Prijedor.
Overview
Teams and stadia
| Team | Location | Stadium | Capacity | Manager |
| Borac | Banja Luka | City Stadium of Banja Luka | 12,000 |  Vlado Jagodić |
| Zenica | Bilino Polje | 15,292 | Omer Kopić | |
| Laktaši | Gradski Stadion | 5,000 | Vlado Jagodić | |
| Leotar | Trebinje | Police Stadium | 8,550 | Borče Sredojevič |
| Modriča | Maxima Stadium | 6,000 | Slaviša Božičić | |
| Olimpik | Sarajevo | Otoka Stadium | 5,000 | Vlatko Glavaš |
| Rudar | Prijedor | Gradski Stadion Prijedor | 2,000 | Mladen Zgonjanin |
| Sarajevo | Asim Ferhatović Hase Stadium | 35,630 |  Jiří Plíšek | |
| Slavija | Sarajevo | Gradski SRC Slavija Stadium | 6,000 | Milomir Odović |
| Sloboda | Tuzla | Tušanj Stadium | 8,500 | Nermin Hadžiahmetović |
| Pecara Stadium | 5,913 | Toni Karačić | ||
| Travnik | Stadion Pirota | 5,000 | Osman Bajrić | |
| Velež | Mostar | Vrapčići Stadium | 7,000 | Abdullah Ibraković |
| Zrinjski | Mostar | Bijeli Brijeg Stadium | 25,000 | Dragan Jović |
| Zvijezda | Gradačac | Banja Ilidža | 5,000 | Zoran Ćurguz |
| Sarajevo | Grbavica Stadium | 12,000 | Amar Osim |
Managerial changes
| Team | Outgoing manager | Manner of departure | Date of vacancy | Incoming manager | Date of appointment |
| Olimpik | Husref Musemić | Vlatko Glavaš | |||
| Čelik | Ivo Ištuk | Omer Kopić | |||
| Široki Brijeg | Ivica Barbarić | Toni Karačić | |||
| Leotar | Srdjan Bajić | Borče Sredojević | |||
| Sloboda | Adnan Osmanhodžić | Nermin Hadžiahmetović | |||
| Slavija | Zoran Erbez | Milomir Odović |