| 1st electoral unit | |
| Type: | National Assembly of Republika Srpska |
| Year: | 2014 |
| Seats: | 7 |
The first electoral unit of Republika Srpska is a parliamentary constituency used to elect members to the National Assembly of Republika Srpska since 2014. It consists of the Municipalities of Krupa na Uni, Novi Grad, Kozarska Dubica, Prijedor, Oštra Luka and Kostajnica.
| Ethnicity | Population | % | |
|---|---|---|---|
| Bosniaks | 39,127 | 26.4 | |
| Croats | 2,464 | 1.7 | |
| Serbs | 103,168 | 69.5 | |
| Did Not declare | 1,146 | 0.8 | |
| Others | 2,058 | 1.4 | |
| Unknown | 433 | 0.3 | |
| Total | 148,396 |
| Convocation | Deputies | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2014-2018 | Drago Tadić SNSD | Vanja Bajić SNSD | Darko Banjac SDS | Dušan Berić SDS | Senad Bratić SDA | Marko Pavić DNS | Perica Bundalo PDP | |||||||
| 2018-2022 | Dražen Vrhovac SNSD | Dragoslav Kabić SNSD | Milan Tubin SDS | Duško Ivić DNS | Mirko Sovilj DNS | |||||||||
| 2022-2026 | Maja Dragojević-Stojić SDS | Aleksandra Stupar-Radić SNSD | Mirsad Duratović DF | Dragan Brdar DNS | Milanko Mihajlica PDP | |||||||||