George Groves is a British former professional boxer who competed from 2008 to 2018. He held the WBA (Super) super-middleweight title from 2017 to 2018. At regional level, he held multiple super-middleweight titles, including the European, British, and Commonwealth titles between 2010 and 2014. As an amateur, Groves won the ABA middleweight title twice in 2007 and 2008.

James Frederick DeGale is a British former professional boxer who competed from 2009 to 2019. He held the IBF super-middleweight title twice between 2015 and 2018, and regionally the European and British super-middleweight titles between 2010 and 2012.