Canada at the Summer Olympics became the first Canadian Summer Olympian to win a medal in four straight Olympics. After George Hodgson won two gold medals in the 1912 Stockholm games, it would be 72 years before Alex Baumann became the second Canadian swimmer to win Olympic gold, when he won both individual medley events in world record time in the 1984 Los Angeles games. Victor Davis (1984), Anne Ottenbrite (1984), Mark Tewksbury (1992) and Penny Oleksiak (2016) are the only other Canadian swimmers to win gold medals. In 2004, Canada failed to win a medal of any colour in swimming for the first time
Great Britain at the 2016 Summer Olympics four golds, dressage rider Charlotte Dujardin having briefly taken that title with three golds and a silver from previous incumbent cyclist Victoria Pendleton. Katherine Grainger's fifth consecutive medal, a silver, made her Britain's joint most decorated female Olympian, with Kathleen McKane Godfree and made her one of only five British Olympians (with Sir Steve Redgrave, Sir Ben Ainslie, Sir Bradley Wiggins and Jack Beresford) to win medals in five Games running. Gymnast Max Whitlock won Britain's first ever gold medals in gymnastics, in men's floor and pommel horse, while Great Britain's seven gymnastics medals, a record for the team, included