Swimming at the 2020 Summer Olympics


The swimming competitions at the 2020 Summer Olympics in Tokyo were due to take place from 25 July to 6 August at the Olympic Aquatics Centre. The women's 10 km open-water marathon was due to be held on August 5, with the men's race due to happen a day later at the Odaiba Marine Park. Due to the COVID-19 pandemic, the games have been postponed to 2021. However, their official name remains 2020 Summer Olympics with swimming events set for 24 July - 1 August 2021 and marathon swimming set for 4–5 August 2021.
Swimming will feature a record total of 37 events, with the addition of the men's 800 m freestyle, women's 1500 m freestyle, and the mixed 4×100 m medley relay.

Events

Swimming in 2020 will feature a total of 37 events, including two 10 km open-water marathons. This is slight increase from the 34 events contested in the previous Olympic Games. The following events will be contested :
Unlike the previous Olympics, swimming program schedule will occur in two segments. For the pool events, prelims will be held in the evening, with semifinals and final in the following morning session, spanning a day between semifinals and finals in those events with semifinals. The shift of the normal morning prelims and evening finals will occur for these Games because of the prior request made by US broadcaster NBC, so that the finals from the event could be shown live in the United States.

M = Morning session, starting at 10:30 local time.
E = Evening session, starting at 19:00 local time.

Qualification

Swimming – individual events

will establish qualifying times for individual events. The time standards consisted of two types: an "Olympic Qualifying Time" and an "Olympic Selection time". Each country was able to enter up to two swimmers per event, provided both swimmers met the qualifying time. A country was able to enter one swimmer per event that met the invitation standard. Any swimmer who met the "qualifying" time was entered in the event for the Games; a swimmer meeting the "invitation" standard was eligible for entry, and their entry was allotted/filled in by ranking. If a country has no swimmers who meet either of the qualifying standards, it may have entered one male and one female. A country that did not receive an allocation spot but had at least one swimmer who met a qualifying standard might have entered the swimmer with the highest ranking.

Swimming – relay events

Each relay event features 16 teams, composed of:
The men's and women's 10 km races featured 25 swimmers:

Participating nations

Japan, as the host country, receives guaranteed quota place in case it would not qualify any qualification places.

Medal summary

Medal table

Men's events

Swimmers who participated in the heats only and received medals.

Women's events

Swimmers who participated in the heats only and received medals.

Mixed events

Swimmers who participated in the heats only and received medals.