| Roles | Competed in Olympic Games |
|---|---|
| Sex | Male |
| Full name | John Frank•Cadman |
| Used name | John•Cadman |
| Born | 27 March 1934 in Colchester, England (GBR) |
| Measurements | 180 cm / 75 kg |
| Affiliations | Bury St Edmunds Hockey Club, Bury St. Edmunds (GBR) |
| NOC | Great Britain |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1964 Summer Olympics | Hockey | GBR |
John Cadman | |||
| Hockey, Men (Olympic) | Great Britain | =9 |