How many medals does an American former competitive swimmer and the most decorated Olympian of all time own, he also  had an American swimming coach who served as the head coach for the Michigan Wolverines swimming and diving team?
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Bob Bowman (coach) Robert Bowman (April 6, 1965) is an American swimming coach who is the current head coach of the Arizona State Sun Devils swimming and diving teams of Arizona State University. Bowman is best known as the coach of record-breaking American swimmer Michael Phelps. From 2005 to 2008, Bowman served as the head coach for the Michigan Wolverines swimming and diving team of the University of Michigan men's swimming & diving team. From 2008 to 2015, he worked as the CEO and head coach for North Baltimore Aquatic Club.
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Michael Phelps Michael Fred Phelps II (born June 30, 1985) is an American former competitive swimmer and the most decorated Olympian of all time, with a total of 28 medals. Phelps also holds the all-time records for Olympic gold medals (23), Olympic gold medals in individual events (13), and Olympic medals in individual events (16). In winning eight gold medals at the 2008 Beijing Games, Phelps broke fellow American swimmer Mark Spitz's 1972 record of seven first-place finishes at any single Olympic Games. At the 2004 Summer Olympics in Athens, Phelps had already tied the record of eight medals of any color at a single Games by winning six gold and two bronze medals. At the 2012 Summer Olympics in London, Phelps won four gold and two silver medals, and at the 2016 Summer Olympics in Rio de Janeiro, he won five gold medals and one silver. This made him the most successful athlete of the Games for the fourth Olympics in a row.
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Oscar Osthoff Oscar Paul Osthoff (March 23, 1883 – December 9, 1950) was an American athlete and coach. Osthoff won the gold medal in the all-around dumbbell event and the silver medal in the two hand lift competition at the 1904 Summer Olympics. He later attended the University of Wisconsin–Madison, where he lettered in four sports: football, track and field, gymnastics, and swimming. Osthoff served as the head football coach at Washington State College—now Washington State University—from 1910 to 1911, compiling a record of 5–6.
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Charlie Hickcox Charles Buchanan Hickcox (February 6, 1947 – June 14, 2010) was an American competition swimmer, three-time Olympic champion, and former world record-holder in six events.
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Wenbo Chen Wenbo Chen is an American diving coach. He started his career in the United States at Moss Farms Diving in Moultrie, GA in 1994. When Jay Lerew left in 1996, Chen became the head diving coach and continued to develop the diving program until 2001. Chen left to lead the Purdue University Diving Team until 2005 when he was recruited to lead as the head coach of USA Diving. During this time with USA Diving, Chen led his divers to the 2008 Beijing Olympics. In 2009, Chen was hired on by the University of Minnesota Diving Team. In 2012, Chen coached Kelci Bryant to win the silver medal at the London Olympics in 3-M Women's Synchro. Chen has been described by the University of Minnesota as one of the "most respected and accomplished coaches in the world".
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Stephen Rerych Stephen Karl Rerych (born May 14, 1946) is an American former swimmer, Olympic champion, and former world record-holder.
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Randy Bennett (swimming coach) Randy Bennett (November 11, 1963 – April 27, 2015) was a Canadian swimming coach who primarily operated out of the West Coast of Canada during his career. From 2009 until his death in 2015 he was the coach of the Canadian National Swim Team including during the 2012 Summer Olympics where his protege Ryan Cochrane won his second Olympic medal. Over the years he has coached several prominent Canadian athletics including World and Olympic medalists such as the aforementioned Cochrane, Julia Wilkinson, Richard Weinberger, Eric Hedlin, Hilary Caldwell, Marianne Limpert, Blake Worsley and many others.
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Artemis Dafni Artemis Dafni (also "Artemis Daphnis", ; born November 18, 1983) is a Greek-American former competition swimmer who specialized in middle-distance freestyle and individual medley events. She represented Greece, as a 16-year-old, at the 2000 Summer Olympics, and also competed for the University of Arizona's Arizona Wildcats swimming and diving team.
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Wolf Wigo Wolf Wigo (born May 8, 1973 in Abington, PA) is an American water polo player and coach. He has played competitive water polo at the national level since age 13, was a four-year All-America collegiate player and led his Stanford University team to two NCAA Championships. A member of the U.S. National Team since 1993, Wigo competed in the Olympic Games in 1996, 2000 and 2004, was leading team scorer in the 2000 Sydney games and team captain from 2001-2004. Since 2005, he has been the head coach of the UC Santa Barbara men's water polo program. And in 2008 he also began coaching the UCSB women's team as well.
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Tim McKee Alexander Timothy McKee (born March 14, 1953) is an American former competition swimmer and three-time Olympic silver medalist. He was a successful medley and backstroke swimmer, and is often remembered for being a part of the closest Olympic swimming finish in history and the resulting rule changes regarding the timing of international swimming events.
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Richard Schroeder Richard Alan Schroeder (born October 29, 1961) is an American former competition swimmer who was a breaststroke specialist and two-time Olympic gold medalist.
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Matthew Mann Matthew "Matt" Mann II (1884–1962) was a British-born American college swimming coach and was coach of the men's swim team in the 1952 Summer Olympics that won four gold medals, two silver medals and one bronze medal.
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Tim Shaw (swimmer) Timothy Andrew Shaw (born November 8, 1957) is an American former Olympic medal-winning swimmer and water polo player. He swam at the 1976 Summer Olympics and played on the USA's team at the 1984 Summer Olympics. He is one of a handful of athletes to win Olympic medals in two different sports. He was named World Swimmer of the Year in 1974 and 1975 by "Swimming World Magazine".
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Rick Carey Richard John Carey (born March 13, 1963) is an American former competition swimmer, three-time Olympic champion, and former world record-holder in three events. Carey specialized in the backstroke. At the 1984 Summer Olympics in Los Angeles, he won three gold medals. He broke nine world records, five individually, and also was a double world champion. He was named as the Swimmer of the Year in 1983 by "Swimming World" magazine.
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Kenny Roberts (swimmer) Kenny Roberts (born May 12, 1978) is a Seychellois former swimmer, who specialized in sprint freestyle, but also competed in breaststroke and in individual medley. He represented the Seychelles in all three editions of the Olympic Games, since the nation made its comeback in 1992. While studying in the United States, he played for the Bolles School's Sharks Club, under head coach Gregg Troy, and later for the Clemson University's swimming and diving team, also known as the "Clemson Tigers". Currently, Roberts is appointed as the chairman of the Seychelles Swimming Association (SSA).
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Digger Phelps Richard Frederick "Digger" Phelps (born July 4, 1941) is an American former college basketball coach, most notably of the Notre Dame Fighting Irish men's basketball team from 1971–1991. For 20 years, from 1993–2014, he served as an analyst on ESPN. He got the nickname "Digger" from his father, who was a mortician in Beacon, New York.
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Bill Barrett (swimmer) William Barrett (born 1960) is an American former competition swimmer who won a silver medal in the 200-meter individual medley at the 1982 World Aquatics Championships. In 1980, he won a national title in the same event and set a new world record. He also qualified for the 1980 Summer Olympics in the 100-meter breaststroke, but could not compete because of the United States-led boycott over the Soviet invasion of Afghanistan. The same year, "Swimming World Magazine" named him the American Swimmer of the Year.
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Robin Backhaus Robin James Backhaus (born February 12, 1955) is an American former competition swimmer, Olympic medalist, and former world record-holder.
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Fred Schmidt Frederick Weber Schmidt (born October 23, 1943) is an American former competition swimmer, Olympic champion, and former world record-holder.
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Paul Bergen Paul Bergen is an Olympic swimming coach from the United States. He has coached in the USA and Canada, winning coach of the year honors in both countries in different years. He was inducted into the International Swimming Hall of Fame as an Honor Coach in 1988. He has coached swimmers to 21 World, 24 USA and 13 Canadian records.
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Ollan Cassell Ollan Conn Cassell (born October 5, 1937) was an American sprinter in the 1950s and 1960s, winning a gold medal in the men's 4 × 400 m relay at the 1964 Summer Olympics. In his early 30s, Cassell later became the executive director of the Amateur Athletic Union (AAU). Right now he serves as an adjunct professor for Olympic Sports history at the University of Indianapolis and is the president of the Indiana Olympian Association.
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Duncan Laing Andrew James Duncan Laing CNZM OBE (20 June 1933 – 13 September 2008), generally known as Duncan Laing, was a New Zealand swimming coach based in Dunedin. He coached Olympian Danyon Loader, winner of two gold medals at the 1996 Atlanta Olympics and a silver medal at Barcelona in 1992, and Philip Rush, current world record holder for the fastest two and three way swim of the English Channel. He began teaching at Moana Pool in 1966, and over forty years training in Dunedin included 11 Olympic athletes. In 2003, Michael Phelps visited New Zealand to train under Laing. He had since retired from professional coaching, and received treatment in 2006 for melanoma on his leg and a brain tumour.