Cyril John Mitchley (born 4 July 1938) is a South African former cricket player, umpire and match referee. As an umpire he officiated in first-class and Test cricket matches.
| Format | Matches | Runs | Avg | 100s/50s | Top Score | Catches/St |
| First-class | 8 | 224 | 20.36 | 0/2 | 66 | 20/9 |
| List A | 2 | 53 | 26.50 | 0/0 | 36 | 4/0 |
