John Cassidy
| full name | John Philip Cassidy | |
| nationality | Canada (CAN) | |
| born | June 1952 | in unknown |
Championships - Medal table and top 10 positions
| kampioenschap | gold | silver | bronze | 4th-6th | 7th-10th | starts |
 Olympic Games | 0 | 0 | 0 | 0 | 0 | 1 |
| WCh Allround | 0 | 0 | 0 | 0 | 0 | 1 |
| WCh Sprint | 0 | 0 | 0 | 0 | 0 | 3 |
Championships - Results
| year | position | championship | place | |
| 1970 | 29 | WCh Sprint | West Allis | USA |
| 1972 | 30 | Olympic Games 500 meters | Sapporo | JPN |
| 1973 | NC35 | WCh Allround | Deventer | NED |
| 28 | WCh Sprint | Oslo | NOR | |
| 1975 | 32 | WCh Sprint | Göteborg | SWE |
