 Mallin was the first to successfully defend an Olympic title in two consecutive games, and remained for 92 years the only British boxer to do so until the victory of Nicola Adams at the 2016 Summer Olympics

Subsequently, he managed the British Olympic boxing teams at the 1936 and 1952 Summer Olympics.In 1937, he achieved the distinction of being the first British television sports commentator, when he gave commentary on two boxing matches that were broadcast by the BBC from Alexandra Palace.Henry Mallin died at a nursing home in Lewisham in November 1969.