| Roles | Competed in Olympic Games |
|---|---|
| Sex | Male |
| Full name | John McKenzie "Jack"•Downey |
| Used name | Jack•Downey |
| Born | 9 August 1921 in Hawthorn, Victoria (AUS) |
| Died | 12 May 2006 |
| Measurements | 170 cm / 83 kg |
| NOC | Australia |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1956 Summer Olympics | Sailing | AUS |
Jack Downey | |||
| Two Person Keelboat, Open (Olympic) | Robert French | 9 | ||||
| 1960 Summer Olympics | Sailing | AUS |
Jack Downey | |||
| Two Person Keelboat, Open (Olympic) | Robert French | 18 |