Aaron McKenna (born 6 July 1999) is an Irish professional boxer. He has held the WBC Youth and International middleweight titles.
McKenna is from Smithborough, Monaghan. His brother, Stephen, is also a professional boxer.
An eight time national champion, he captained Ireland 5 times in international boxing and racked up 161 fights with only 9 losses. He won gold at the European schoolboy championships.
A potential Tokyo 2020 Olympian, McKenna opted to turn pro on his 18th birthday.
He became the WBC Youth middleweight champion with a unanimous decision win over Carlos Gallego Montijo at the Crystal Palace National Sports Centre in London on 21 December 2021.
On 23 June 2023, he beat Uisma Lima by unanimous decision at York Hall in London to win the vacant WBC International middleweight title.
He defeated former world champion Liam Smith by unanimous decision at Tottenham Hotspur Stadium in London on 26 April 2025.