| Roles | Competed in Youth Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | John-Olof•Hallman | |
| Used name | John-Olof•Hallman | |
| Born | 19 August 1997 in Stockholm, Stockholm |  SWE |
| NOC | Sweden | SWE |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 2012 Winter Youth Olympics | Figure Skating (Skating) | SWE |
John-Olof Hallman | |||
| Singles, Boys (YOG) | 13 |
