Mark Spitz in 1972 became the first person to win seven gold medals in one Olympic competition. He received gold medals in: 100 meter freestyle, 200 meter freestyle, 4 X 100 meter freestyle relay, 4 X 200 meter freestyle relay, 100 meter butterfly, 200 meter butterfly, and 4 X 100 meter medley relay. His record lasted until Michael Phelps won eight gold medals in the 2008 Olympics.
Michael Phelps earned his 28th Olympic Medal in 2016. He did not medal during the 2000 Summer Olympics swimming events. At the 2004 Summer Olympics he earned six gold medals and two bronze medals. At the 2008 Summer Olympics he won eight gold medals. During the 2012 Summer Olympics he earned four gold medals and two silver medals. At the 2016 Summer Olympics he won five gold medals and one silver medal.