John O’Brien
Biographical information
| Roles | Non-starter |
|---|---|
| Sex | Male |
| Full name | John•O’Brien |
| Used name | John•O’Brien |
| Affiliations | Vesper Boat Club, Philadelphia (USA) |
| NOC |  United States |
Results
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1904 Summer Olympics | Rowing | USA |
John O’Brien | |||
| Eights, Men (Olympic) | Vesper Boat Club |