- 2018 Commonwealth Games, Gold Coast, Australia – Gold
- 2017 European Championships, Ukraine – Silver
- 2015 Olympic Test Event, Rio de Janeiro – Gold
- 2015 England Boxing Elite National Championships – Gold
A veteran of the GB Boxing squad, Frazer started boxing at the age of 11. He joined the GB Boxing Development squad in 2010 and in March of that year he won a bronze medal at the Commonwealth Boxing Championships in Delhi.
A member of the British Lionhearts squad for the 2016 World Series of Boxing, Frazer was a favourite with spectators and won all five of his contests. They included a series of stoppages and a victory over Leinier Pero of the Cuba Domodores in the final of the competition.
A high class performer on the international stage with a proven track-record, Frazer won gold in the Olympic Games Test Event in Rio in December 2016. He was narrowly pipped to a place at Rio by his friend and colleague Joe Joyce, who secured the only slot available at super-heavyweight when he qualified for Great Britain at the European Qualification event in Samsun, Turkey in April 2016.
2017 saw Frazer collect a silver medal in the European Championships, despite having a severe hamstring injury, it was here that Frazer secured his place into the World Championships, however was unable to compete due to his leg injury.
It was on the Gold Coast in Australia where Frazer showed the crowd what he was capable of, and became the 2018 Commonwealth Games gold medallist.