| Roles | Competed in Olympic Games |
|---|---|
| Sex | Male |
| Full name | Ernst Johan Emanuel•Hallberg |
| Used name | Ernst•Hallberg |
| Born | 5 January 1894 in Falkenberg, Halland (SWE) |
| Died | 28 April 1944 in Klippan, Skåne (SWE) |
| Affiliations | K5 IF, Helsingborg (SWE) / K2 IF, Helsingborg (SWE) |
| NOC | Sweden |
| Medals | OG |
| Gold | 0 |
| Silver | 0 |
| Bronze | 1 |
| Total | 1 |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1928 Summer Olympics | Equestrian Jumping (Equestrian) | SWE |
Ernst Hallberg | |||
| Individual, Men (Olympic) | Loke | 25 | ||||
| Team, Men (Olympic) | Loke / Sweden | 3 | Bronze | |||
| 1932 Summer Olympics | Equestrian Jumping (Equestrian) | SWE |
Ernst Hallberg | |||
| Individual, Men (Olympic) | Kornett | 5 | ||||
| Team, Men (Olympic) | Kornett / Sweden | |||||
| Equestrian Eventing (Equestrian) | SWE |
Ernst Hallberg | ||||
| Individual, Men (Olympic) | Marokan | 5 | ||||
| Team, Men (Olympic) | Marokan / Sweden |