| Roles | Competed in Youth Olympic Games |
|---|---|
| Sex | Male |
| Full name | Brynjólfur Oli•Karlsson |
| Used name | Brynjólfur•Karlsson |
| Born | 24 July 2001 |
| NOC |  Iceland |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 2018 Summer Youth Olympics | Swimming (Aquatics) | ISL |
Brynjólfur Karlsson | |||
| 50 metres Backstroke, Boys (YOG) | 23 | |||||
| 200 metres Backstroke, Boys (YOG) | 24 |
