| Roles | Competed in Olympic Games |
|---|---|
| Sex | Male |
| Full name | John E.•Jackson |
| Used name | John•Jackson |
| Born | 14 February 1885 in Lincoln, Nebraska (USA) |
| Died | 17 June 1971 (aged 86 years 4 months 3 days) in Fairfield, Iowa (USA) |
| Affiliations | US Army, (USA) |
| NOC |  United States |
| Medals | OG |
| Gold | 1 |
| Silver | 0 |
| Bronze | 1 |
| Total | 2 |
Sgt. John Jackson was a member of the Iowa National Guard in 1912. He had the fourth best score (of six) among the U.S. military rifle team members, but improved to take a bronze medal in the 600 meter prone event.
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1912 Summer Olympics | Shooting | USA |
John Jackson | |||
| Free Rifle, Men (Olympic) | ||||||
| Military Rifle, Three Positions, Men (Olympic) | 33 | |||||
| Military Rifle, Men (Olympic) | 3 | Bronze | ||||
| Military Rifle, Team, Men (Olympic) | United States | 1 | Gold |
