Canada competed at the 1972 Summer Olympics in Munich, West Germany, held from 26 August to 11 September 1972. 208 competitors, 158 men and 50 women, took part in 136 events in 18 sports. As the country hosted the next Olympics in Montreal, the Canadian flag was raised at the closing ceremony.
Great Britain, represented by the British Olympic Association (BOA), competed at the 1980 Summer Olympics in Moscow, Russian SFSR, Soviet Union. British athletes have competed in every Summer Olympic Games. 219 competitors, 149 men and 70 women, took part in 145 events in 14 sports.
Australia competed at the 1964 Summer Olympics in Tokyo, Japan. 243 competitors, 203 men and 40 women, took part in 133 events in 19 sports. Australian athletes have competed in every Summer Olympic Games.
Australia competed at the 1960 Summer Olympics in Rome, Italy. 189 competitors, 160 men and 29 women, took part in 122 events in 17 sports. Australian athletes have competed in every Summer Olympic Games.
Canada competed at the 1948 Summer Olympics in London, England. 118 competitors, 100 men and 18 women, took part in 80 events in 13 sports.
Canada competed at the 1936 Summer Olympics in Berlin, Germany. 97 competitors, 79 men and 18 women, took part in 69 events in 12 sports.
Anne Ottenbrite is a Canadian former breaststroke swimmer, who won three medals at the 1984 Summer Olympics in Los Angeles: gold, silver, and bronze. In the last event she was accompanied by Reema Abdo, Michelle MacPherson and Pamela Rai.
The swimming competitions at the 1968 Summer Olympics in Mexico City took place from 17 to 26 October at the Alberca Olímpica Francisco Márquez. Swimming featured a record total of 29 events. There was a total of 468 participants from 51 countries competing. The United States dominated the competition, winning 52 of 87 possible medals. 15-year-old American phenom Debbie Meyer from Maryland won three gold medals.
Gary Wayne MacDonald is a freestyle swimmer from Canada, who won a silver medal in the men's 4×100-metre medley relay at the 1976 Summer Olympics in Montreal. He did so alongside Graham Smith, Clay Evans, and Stephen Pickell. Gary was the Canadian record holder in the 50-metre freestyle as well. He also won two silver medals in relay events at the 1975 Pan American Games.
Ian MacIntosh Black is a Scottish former competitive swimmer who represented Great Britain in international competition, including the Olympics and European championships, and Scotland in the Commonwealth Games, during the late 1950s and early 1960s.
Kylie Jayne Palmer, OAM, is an Australian distance freestyle swimmer.
Donald Ward McKenzie Jr. was an American competition swimmer, Olympic champion, and former world record-holder.
Arthur Byron MacDonald is an American Canadian swimming coach who helms the Toronto Varsity Blues swim teams at the University of Toronto. He is a former swimmer who competed for Canada in the 1972 Summer Olympics in Munich, Germany. MacDonald placed sixth in the final of the men's 100-metre butterfly, and also competed in the preliminary heats of the 200-metre butterfly, but did not advance. He is currently the head coach of the Toronto Titans for the International Swimming League, and has also
Brian Phillips is a Canadian former competitive swimmer who won four medals in major international championship events during the early 1970s. Phillips won a total of six medals in major international championships, including the FINA World Championships, Pan American Games and Commonwealth Games.
Katerine Savard is a Canadian competitive swimmer who specializes in women's butterfly events and freestyle relay. She holds several Canadian national records in the butterfly over the 50-, 100-, and 200-metre distances in both the short and long courses. Savard also holds the Canadian junior butterfly record in the 200-metre event. She won the gold medal at the 100-metre butterfly event at the 2013 Summer Universiade, held in Kazan. Savard also won gold at the 2014 Commonwealth Games in the 100-metre butterfly in Glasgow, where she set the Commonwealth record in the process. At the same games, she won a bronze medal as a member of the women's 4×100-metre medley relay team.
The 100 metres at the Summer Olympics has been contested since the first edition of the multi-sport event. The men's 100 metres has been present on the Olympic athletics programme since 1896. The 100 metres is considered one of the blue ribbon events of the Olympics and is among the highest profile competitions at the games. It is the most prestigious 100 metres race at an elite level and is the shortest sprinting competition at the Olympics – a position it has held at every edition except for a brief period between 1900 and 1904, when a men's 60 metres was contested.
The 4 × 100 metres relay at the Summer Olympics is the shortest track relay event held at the multi-sport event. The men's relay has been present on the Olympic athletics programme since 1912 and the women's event has been continuously held since the 1928 Olympic Games in Amsterdam. It is the most prestigious 4×100 m relay race at elite level.
Rebecca Smith is a Canadian swimmer. She represented Canada at the 2020 Summer Olympics, winning a silver medal in the 4×100 metre freestyle relay, and is a multi-medallist at the World Aquatics Championships, World Swimming Championships, Commonwealth Games, and Pan Pacific Swimming Championships.
Ross MacKenzie was a Canadian sprinter. He competed in the men's 400 metres at the 1968 Summer Olympics. He finished second in the 1967 Pan American Games 4 × 400 metres relay. MacKenzie also finished fifth in the 1967 Pan American Games 400 metres. He won a silver medal in the 1966 British Empire and Commonwealth Games 4 x 440 yards relay with Don Domansky, Brian MacLaren and Bill Crothers.
Brian MacLaren is a Canadian sprinter. He competed in the men's 400 metres at the 1972 Summer Olympics. He finished second in the 1967 Pan American Games 4 × 400 metres relay and third in the 1967 Pan American Games 800 metres. He won a silver medal in the 1966 British Empire and Commonwealth Games 4 x 440 yards relay with Don Domansky, Ross MacKenzie and Bill Crothers.
