John McCallum ('Johnboy') boxeador
- combates
- 15
- ganados
- 13
- perdidos
- 2
- empates
- 0
- Estado
- active
- División
- light heavyweight
- Debut
- 2010-11-19
- Altura
- -
- Alcanza
- -
- Edad
- 30
- Nacimiento
- 1988-07-05
- Muerte
- -
- Nacionalidad
- United Kingdom
| Fecha | Oponente | Resultados últimos oponentes | Lugar | Resultado |
|---|---|---|---|---|
| 2021-08-07 | Lewis van Poetsch | LLLLLL | York Hall, Bethnal Green | WIN Points |
| 2020-11-07 | Evgeny Tishchenko | WWWWWW | RCC Boxing Academy, Ekaterinburg | LOST KO |
| 2019-02-23 | Casey Blair | LLLLLL | Gilvenbank Hotel, Glenrothes | WIN Points |
| 2018-05-18 | Jevgenijs Andrejevs | LLLLLL | Gilvenbank Hotel, Glenrothes | WIN Points |
| 2016-10-21 | Norbert Szekeres | LLLLLL | Meadowbank Sports Centre, Edinburgh | WIN Points |
| 2016-07-16 | Dalton Miller | LLLLDW | York Hall, Bethnal Green | WIN Points |
| 2016-03-05 | Mitch Mitchell | WLLLLL | Lagoon Leisure Centre, Paisley | WIN Points |
| 2015-10-17 | Leon McKenzie | WDWWWW | York Hall, Bethnal Green | LOST Corner retirement |
| 2014-05-17 | Max Maxwell | LLLLWL | Gateshead Leisure Centre, Gateshead | WIN Points |
| 2013-12-07 | Sylwester Walczak | LWLLLL | York Hall, Bethnal Green | WIN Points |
| 2013-10-19 | William Warburton | LLDLWL | Rainton Meadows Arena, Houghton-le-Spring | WIN Points |
| 2012-12-08 | Simone Lucas | LDLWLL | Meadowbank Sports Centre, Edinburgh | WIN Points |
| 2011-08-27 | Iain Jackson | LLDLWL | Meadowbank Sports Centre, Edinburgh | WIN Points |
| 2011-05-20 | James Tucker | LLLLLL | Ravenscraig Sports Centre, Motherwell | WIN Points |
| 2010-11-19 | Phillip Townley | LWLLL | Sports Centre, Wishaw | WIN Points |