Matthew Nicholas Biondi is an American former competitive swimmer and water polo player. As a swimmer, he is an eleven-time Olympic medalist, and former world record-holder in five events. Biondi competed in the Summer Olympic Games in 1984, 1988 and 1992, winning a total of eleven medals. During his career, he set three individual world records in the 50-meter freestyle and four in the 100-meter freestyle.
Kristin Otto is a German Olympic swimming champion. She is most famous for being the first woman to win six gold medals at a single Olympic Games, doing so at the 1988 Seoul Olympic Games. In long course, she held the world records in the 100 meter and 200 meter freestyle events. Otto was also the first woman to swim the short course 100 meter backstroke in under a minute, doing so at an international short course meet at Indiana University in 1983.
Michael Steward Heath is an American former competition swimmer who specialized in freestyle events. He is a three-time Olympic gold medalist, and a former world record-holder in two relay swimming events. A native of Texas, he won two national collegiate championship competing for the University of Florida. During his elite swimming career, Heath won ten medals in major international championships, including seven golds, two silvers and a bronze, spanning the Olympic Games, FINA World Championships, and Pan Pacific Championships.
Lucinda Jane Green is a British equestrian and journalist who competed in eventing. She is the 1982 World Champion and twice European Champion (1975–77). She also won World team Gold (1982), three European team golds and an Olympic silver medal in the team event in 1984. Between 1973 and 1984, she won a record six times at the Badminton Horse Trials. She also won the Burghley Horse Trials in 1977 and 1981. In 2020, she launched The Lucinda Green XC Academy, an online membership for cross country riding.
Vladimir Valeryevich Salnikov is a Russian former freestyle swimmer who set 12 world records in the 400, 800 and 1,500 metre events. Nicknamed the "Tsar of the Pool", "Monster of the Waves" and "Leningrad Express", he was the first person to swim under fifteen minutes in the 1500 m freestyle and also the first person to swim under eight minutes in the 800 m freestyle. He was named the Male World Swimmer of the Year in 1979 and 1982 by Swimming World.
Thomas Lange is a German rower who won two gold and one bronze Olympic medals in the single sculls.
Sarah Lucy Hardcastle, also known by her married name Sarah Thomas, is a British former competitive swimmer who represented Great Britain in the Olympics, world championships and European championships, and swam for England in the Commonwealth Games. She specialised in the 400- and 800-metre freestyle, and also competed in medley races. Hardcastle won multiple major championship medals over the course of her career, including individual silver and bronze medals at the 1984 Summer Olympics at the age of 15 and two individual gold medals at the 1986 Commonwealth Games. She retired from the sport in 1986 but returned in 1993, winning gold at the World Short Course Championships for the 800-metre freestyle in 1995 and reaching the final of the same event at the 1996 Summer Olympics.
Isabell Werth is a German equestrian and world champion in dressage who competed in the Olympics six times winning twelve medals, seven of them gold. She holds the record for the most Olympic medals won by any equestrian athlete.
Steffen Grummt is an East German decathlete who competed from the late 1970s to 1983. He later competed in bobsleigh in the mid-1980s.
Montevideo was a Holsteiner horse ridden by Uwe Sauer for West Germany in international level dressage competitions between 1983 and 1992.
Barry Alan Davis is an Olympic silver medalist, a World bronze and silver medalist, and a Pan American Games gold medalist in freestyle wrestling. From 1994 until 2018, he served as head wrestling coach at the University of Wisconsin.
Nicole Uphoff is a German equestrian who competes in the sport of dressage. She won four gold medals in individual and team competition at the 1988 and 1992 Summer Olympics. Riding her star horse, Rembrandt, Uphoff also won numerous other international competitions, including the World Equestrian Games and the European Dressage Championships.
Joan Jeanetta Baptiste is a former British sprinter who competed mainly in the 100 metres, 200 metres and 4 x 100 metres relay. She won a silver medal at the inaugural World Championships in 1983 in the 4 × 100 m relay and competed in the 200 metres at the 1984 Olympic Games in Los Angeles.
Frank Wieneke is a German judoka and olympic champion. He won a gold medal in the half middleweight division at the 1984 Summer Olympics in Los Angeles. He is a member of Germany's Sports Hall of Fame.
Cristina Elena Grigoraş is a retired Romanian artistic gymnast. She is a two-time Olympic medalist with the team. Individually, she won four medals at the 1981 European Championships. She is best known for a skill on the balance beam named after her: forward salto tucked with ½ twist (180°) take off from both legs.
Rodica Arba is a retired Romanian rower. She competed at the 1980, 1984 and 1988 Olympics and won two gold, one silver, and one bronze medal. At the world championships she won four gold, one silver and two bronze medals between 1981 and 1987, mostly in coxless pairs.
Gigolo FRH was a liver chestnut Hanoverian gelding, ridden for Germany by Isabell Werth in dressage competitions. During their competition career, the pair won four gold and two silver medals at Olympic games, four world championships, eight European championships, and four German championships. Gigolo was euthanized in 2009 after being injured, but is known today as history's most successful dressage horse.
Martin Sauer is a German rowing coxswain. He is an eight-time world champion at the senior level and three-time underage world champion. He is a triple Olympian and a dual Olympic medallist. He has held his seat as coxswain of the German senior men's eight—the Deutschlandachter—constantly from 2009 to 2021 and steered that crew to their six world championship titles and also when at the 2017 World Rowing Cup II they set a world's best time of 5.18.68, still the standing world mark as of 2021.
The men's coxless four (M4-) competition at the 1984 Summer Olympics took place at Lake Casitas in Ventura County, California, United States. It was held from 31 July to 5 August and the outcome was wide open due to the Eastern Bloc boycott and thus the absence of the dominating team from the Soviet Union, and previously East Germany. The event was won by the team from New Zealand.
Uwe Schmitt was a German sprinter and hurdler.
West Germany 
