Career
He held the British and European light welterweight titles, and challenged once for a world title. McCloskey played both Gaelic football and hurling at underage and briefly at senior level for the local clubs in Dungiven – Saint Canice"s Dungiven and Kevin Lynch"s respectively. He failed to qualify for the 2004 Summer Olympics by ending up in third place at the 2nd AIBA European 2004 Olympic Qualifying Tournament in Warsaw, Poland.
McCloskey turned professional in March 2005 on the undercard of a bill that included Eamonn Magee and Neil Sinclair at the King"s Hall, Belfast.
In his debut McCloskey defeated experienced Englishman "Dangerous" David Kehoe with a third round knockout. After beating Nigel Wright on points in July 2008, he fought Colin Lynes on 5 December 2008 for the vacant British light-welterweight title.
Following his British title victory, McCloskey was named Boxer of the Year at the Irish National Boxing Awards in January 2009. On 13 March, McCloskey retained his British light-welterweight title in emphatic fashion with a fourth-round stoppage of Dean Harrison in Widnes.
McCloskey"s next defence of his European title was against Barry Morrison in Letterkenny, County Donegal, on 2 October 2010.
His third defence of the title would"ve been against second Italian challenger, Michele Di Rocco on 5 March 2011. Michele Di Rocco has a record of (21–1–1) with 12 kos and his only loss was by knockout in the 7th round against Giuseppe Lauri, whom McCloskey knocked out in the 11th round. But this match has been cancelled due to the Khan fight being worked out.
McCloskey versus
Khan
He was defeated by Amir Khan at the Manchester Evening News Arena on Saturday 16 April 2011 when the fight was stopped in the sixth round. This was the result of an accidental head clash which left McCloskey with a cut above his eye. McCloskey versus Prescott
During the fight Prescott dominated the early rounds, scoring a knockdown in the first round by clearly pushing his with his forearm and later breaking McCloskey nose which bleed heavily throughout the fight.