| Republika Srpska | |
| Association: | Football Association of Republika Srpska (FSRS) |
| Confederation: | None |
| Home Stadium: | Banja Luka City Stadium, Banja Luka |
| Leftarm1: | FF0033 |
| Body1: | FF0033 |
| Rightarm1: | FF0033 |
| Shorts1: | 0000CC |
| Socks1: | fffff |
| Leftarm2: | fffff |
| Body2: | fffff |
| Rightarm2: | fffff |
| Shorts2: | fffff |
| Socks2: | fffff |
Republika Srpska national under-21 football team is a youth team of Republika Srpska that represents the Bosnian entity in friendly matches and is controlled by the Football Association of Republika Srpska.