| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Gustaf Julius Albin•Nielsen | |
| Used name | Gustaf•Nielsen | |
| Born | 21 April 1910 in Frederikshavn, Nordjylland |  DEN |
| Died | 25 June 1973 (aged 63 years 2 months 4 days) in Dyssegård, Gentofte, Hovedstaden | DEN |
| Affiliations | Salonskytteforeningen Heimdal, København | |
| NOC | Denmark | DEN |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1948 Summer Olympics | Shooting | DEN |
Gustaf Nielsen | |||
| Free Rifle, Men (Olympic) | 19 | |||||
| Small-Bore Rifle, Prone, Men (Olympic) | 11 |
