McCann was born to an Irish Traveller family. His father, cousin and brother were boxers, with the latter being an amateur national champion.[2]
Professional career
Early career
McCann made his professional debut against Kamil Jaworek on 18 May 2019. In the opening round, McCann landed a body shot which put his opponent on the canvas. Jaworek beat the count, however the bout was ended after McCann scored his second knockdown of the round moments later.[3][4] On 13 July 2019, McCann fought for the second time as a professional when he came up against Jerson Larios. McCann won via points decision after dominating the entirety of the bout.[5]
On 3 August 2019, McCann fought against Georgi Andonov. McCann won the bout via technical knockout within the opening minute of the first round.[6] McCann faced Georgi Georgiev on 27 September 2019. In the opening round, McCann knocked his opponent down after landing a straight left hand. Georgiev managed to recover from the knockdown, however, McCann soon landed a flurry punches which scored the second knockdown of the bout. In the second round, McCann landed another heavy left hand which knocked Georgiev down for a third time. Despite Georgiev beating the count for a third time, the referee deemed him unable to carry on and waved off the bout.[7]
McCann fought against Stefan Slavchev on 30 November 2019. During round two, he landed a clean right hand which forced Slavchev to retreat into a corner. McCann immediately started to pressure his opponent and landed a number of unanswered punches, after which the referee called an end to the bout in the second round.[8] On 22 February 2020, McCann faced Pablo Narvaez. McCann cruised to a points win after winning every round on the scorecard.[9][10]
McCann had been scheduled to fight Peter McGrail on 21 December 2024, but the bout was called off eight days beforehand after he tested positive for a banned substance following a test carried out by the Voluntary Anti-Doping Association.[17][18][19]