Edinburgh boxer John McCallum hopes to use time spent at New York's famous Gleason's Gym to inspire homecoming victory - Daily Record
Congratulations to Borders-based boxer John McCallum on his victory over Jevgenijs Andrejevs in his comeback fight last weekend. Here's a look back at... | By Greatest Hits Radio - Borders News | Facebook
Bronx's boxing prodigy John McCallum is pride of Scotland | East Lothian Courier
John McCallum: Record & Stats
Gala boxer John McCallum back in the ring next month | Border Telegraph
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Boxer Leon McKenzie beats John McCallum afer 'suicide Leon' depression taunts | Metro News
Borders boxer McCallum faces new fight night
Gypsy Pro Boxer John Mccallum Jr - Talks About Glittering Amateur Record & His Pro Career So Far - YouTube
Boxer McCallum aiming for European glory in Russia | InYourArea Community
Scots boxer John McCallum set to fight back after considering retirement - Daily Record
John McCallum ("John Boy") | Boxer Page | Tapology