Johnny van Blerk (aka Johnny James) boxeador
- combates
- 10
- ganados
- 3
- perdidos
- 7
- empates
- 0
- Estado
- inactive
- División
- welterweight
- Debut
- 1953-01-30
- Altura
- -
- Alcanza
- -
- Edad
- -
- Nacimiento
- -
- Muerte
- -
- Nacionalidad
- South Africa
| Fecha | Oponente | Resultados últimos oponentes | Lugar | Resultado |
|---|---|---|---|---|
| 1956-09-12 | Buster Perry | LLLWWL | City Hall, Durban | LOST Points |
| 1955-05-23 | Gary Gordon | WLWLWW | City Hall, Durban | LOST Points |
| 1955-04-23 | Harry Walker | LWLLWL | Kroonstad | LOST Technical knockout |
| 1955-04-09 | Henry Bruyns | DWWWLD | City Hall, Johannesburg | WIN Points |
| 1955-04-02 | Piet Pieterse | WWW | Rand Stadium, Johannesburg | LOST Points |
| 1954-02-17 | Basie van Rensburg | WWWW | Selborne Hall, Johannesburg | LOST KO |
| 1953-07-04 | Basie van Rensburg | W | Town Hall, Roodepoort | LOST |
| 1953-05-09 | Johnny van Rensburg | WWW | Wembley Stadium, Johannesburg | LOST Corner retirement |
| 1953-03-21 | Peter Dawson | WW | Rand Stadium, Johannesburg | WIN Points |
| 1953-01-30 | Gary Gordon | WWWWWW | City Hall, Durban | WIN Corner retirement |