On August 7, 2021, a 33-year-old John McCallum (12-2, 0 KOs) and Lewis van Poetsch met in the ring.
McCallum came in to the fight on a 1-fight losing streak with a 0% KO rate, and was fighting after a gap of 9 months.
John McCallum defeated Lewis van Poetsch via points decision in the 4-round fight. McCallum improves his record to 13-2
On February 23, 2019, a 30-year-old John McCallum (11-1, 0 KOs) and Casey Blair met in the ring.
McCallum came in to the fight on a 4-fight win streak with a 0% KO rate, and was fighting after a gap of 9 months and 5 days.
John McCallum defeated Casey Blair via points decision in the 4-round fight. McCallum improves his record to 12-1
On May 18, 2018, a 29-year-old John McCallum (10-1, 0 KOs) and Jevgenijs Andrejevs met in the ring.
McCallum came in to the fight on a 3-fight win streak with a 0% KO rate, and was fighting after a gap of 1 year, 6 months, and 27 days.
John McCallum defeated Jevgenijs Andrejevs via points decision in the 4-round fight. McCallum improves his record to 11-1
On October 21, 2016, a 28-year-old John McCallum (9-1, 0 KOs) and Norbert Szekeres met in the ring.
McCallum came in to the fight on a 2-fight win streak with a 0% KO rate, and was fighting after a gap of 3 months and 5 days.
John McCallum defeated Norbert Szekeres via points decision in the 6-round fight. McCallum improves his record to 10-1
On July 16, 2016, a 28-year-old John McCallum (8-1, 0 KOs) and Dalton Miller met in the ring.
McCallum came in to the fight on a 1-fight win streak with a 0% KO rate, and was fighting after a gap of 4 months and 11 days.
John McCallum defeated Dalton Miller via points decision in the 8-round fight. McCallum improves his record to 9-1
On March 5, 2016, a 27-year-old John McCallum (7-1, 0 KOs) and Mitch Mitchell met in the ring.
McCallum came in to the fight on a 1-fight losing streak with a 0% KO rate, and was fighting after a gap of 4 months and 17 days.
John McCallum defeated Mitch Mitchell via points decision in the 4-round fight. McCallum improves his record to 8-1
On May 17, 2014, a 25-year-old John McCallum (6-0, 0 KOs) and Max Maxwell met in the ring.
McCallum came in to the fight on a 6-fight win streak with a 0% KO rate, and was fighting after a gap of 5 months and 10 days.
John McCallum defeated Max Maxwell via points decision in the 4-round fight. McCallum improves his record to 7-0
On December 7, 2013, a 25-year-old John McCallum (5-0, 0 KOs) and Sylwester Walczak met in the ring.
McCallum came in to the fight on a 5-fight win streak with a 0% KO rate, and was fighting after a gap of 1 month and 18 days.
John McCallum defeated Sylwester Walczak via points decision in the 8-round fight. McCallum improves his record to 6-0
On October 19, 2013, a 25-year-old John McCallum (4-0, 0 KOs) and William Warburton met in the ring.
McCallum came in to the fight on a 4-fight win streak with a 0% KO rate, and was fighting after a gap of 10 months and 11 days.
John McCallum defeated William Warburton via points decision in the 4-round fight. McCallum improves his record to 5-0
On December 8, 2012, a 24-year-old John McCallum (3-0, 0 KOs) and Simone Lucas met in the ring.
McCallum came in to the fight on a 3-fight win streak with a 0% KO rate, and was fighting after a gap of 1 year, 3 months, and 11 days.
John McCallum defeated Simone Lucas via points decision in the 4-round fight. McCallum improves his record to 4-0