Peter McGrail (born 31 May 1996) is a British amateur boxer who is affiliated with the Everton Red Triangle club.
In 2014, he won bronze medals in the Youth Olympic Games and World Youth Championships.
In 2017, he became European champion and went on to claim bronze in the World Championships.
In 2018, he won the gold medal in the Commonwealth Games held in the Gold Coast.
In 2019, McGrail was selected to compete at the European Games in Minsk, Belarus. He also competed at the World Championships in Yekaterinburg, Russia, where he won the bronze medal after losing by split decision (4:1) to Lázaro Álvarez in the semifinals.
He has qualified to represent Great Britain at the 2020 Summer Olympics.