| Roles | Competed in Olympic Games |
|---|---|
| Sex | Male |
| Full name | John Fralic "Jack"•Carroll |
| Used name | Jack•Carroll |
| Born | 31 July 1930 in Montréal, Québec (CAN) |
| Died | 1 April 1997 (aged 66 years 8 months 1 day) in Lunenburg, Nova Scotia (CAN) |
| Measurements | 184 cm / 73 kg |
| Affiliations | Michigan Wolverines, Ann Arbor (USA) |
| NOC |  Canada |
Personal Best: 400 – 47.61 (1952).
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1952 Summer Olympics | Athletics | CAN |
Jack Carroll | |||
| 400 metres, Men (Olympic) | 5 h2 r3/4 | |||||
| 4 × 100 metres Relay, Men (Olympic) | Canada | |||||
| 4 × 400 metres Relay, Men (Olympic) | Canada | 4 |
