Swimming at the 2020 Summer Olympics – Men's 100 metre backstroke

The men's 100 metre backstroke event at the 2020 Summer Olympics will be held in 2021 at the Tokyo Aquatics Centre.[1] It will be the event's twenty-sixth appearance, having been held at every edition since 1904. Moreover, these Games marked the first time to hold the men's sprint backstroke event in Tokyo, as the event was not included in the swimming program in 1964.

Men's 100 metre backstroke
at the Games of the XXXII Olympiad
VenueTokyo Aquatics Centre
← 2016
2024 →


Prior to this competition, the existing world and Olympic records were as follows.

World record   Ryan Murphy (USA) 51.85 Rio de Janeiro, Brazil 13 August 2016 [2][3]
Olympic record   Ryan Murphy (USA) 51.85 Rio de Janeiro, Brazil 13 August 2016 [2][3]


The Olympic Qualifying Time for the event is 53.85 seconds. Up to two swimmers per National Olympic Committee (NOC) can automatically qualify by swimming that time at an approved qualification event. The Olympic Selection Time is 55.47 seconds. Up to one swimmer per NOC meeting that time is eligible for selection, allocated by world ranking until the maximum quota for all swimming events is reached. NOCs without a male swimmer qualified in any event can also use their universality place.[4]

Competition formatEdit

The competition consists of three rounds: heats, semifinals, and a final. The swimmers with the best 16 times in the heats advance to the semifinals. The swimmers with the best 8 times in the semifinals advance to the final. Swim-offs are used as necessary to break ties for advancement to the next round.[5]


All times are Japan standard time (UTC+9)[1]

Date Time Round
TBC 19:00 Heats
TBC 10:30 Semifinals
TBC 10:30 Final



The swimmers with the top 16 times, regardless of heat, advance to the semifinals.


The swimmers with the best 8 times, regardless of heat, advanced to the final.



  1. ^ a b "Tokyo 2020: Swimming Schedule". Tokyo 2020. Retrieved 30 January 2020.
  2. ^ a b Stubbs, Roman (13 August 2016). "Michael Phelps wins gold in 4×100-meter medley relay in final Olympic race; Ryan Murphy breaks 100 back world record". The Washington Post. Retrieved 6 September 2016.
  3. ^ a b "Ryan Murphy Downs 100 Backstroke World Record to Open 400 Medley Relay". Swimming World Magazine. 13 August 2016. Retrieved 6 September 2016.
  4. ^ "Tokyo 2020 – FINA Swimming Qualification System" (PDF). Tokyo 2020. FINA. Retrieved 29 January 2020.
  5. ^ "FINA Swimming Rulebook, 2017–21" (PDF). FINA. Retrieved 29 January 2020.