Swimming at the 2020 Summer Olympics – Women's marathon 10 kilometre explained

Event:	Women's marathon swimming
Games:	2020 Summer
Venue:	Odaiba Marine Park
Dates:	4 August 2021
Competitors:	25
Nations:	23
Win Value:	1:59:30.8
Gold:	Ana Marcela Cunha
Goldnoc:	BRA
Silver:	Sharon van Rouwendaal
Silvernoc:	NED
Bronze:	Kareena Lee
Bronzenoc:	AUS
Prev:	2016
Next:	2024

The women's marathon 10 kilometre event at the 2020 Summer Olympics was held on 4 August 2021 at the Odaiba Marine Park.^[1] It was the fourth appearance of the event, having first been held in 2008.

Ana Marcela Cunha won with a time of 1:59:30.8, becoming the first Brazilian woman swimmer to win a gold medal in the Olympics. Former Olympic gold medalist Sharon van Rouwendaal of the Netherlands finished second, with Kareena Lee of Australia taking the bronze.

Qualification

See main article: Swimming at the 2020 Summer Olympics – Qualification. The event featured a field of 25 swimmers:^[2]

10: the top-10 finishers in the 10 km races at the 2019 World Aquatics Championships (maximum of 2 per NOC)
9: the top-9 finishers at the 2020 Olympic Marathon Swim Qualifier, open only to NOCs with no qualified swimmers (maximum of 1 per NOC)
5: one representative from each FINA continent (Africa, Americas, Asia, Europe and Oceania), based on the finishes at the 2020 Olympic Qualifier
1: from the host nation (Japan) if not already qualified. If Japan had qualified for the race by other means, this spot would have been allocated back into the general pool above (2020 Olympic Marathon Swim Qualifier).

Competition format

Unlike all of the other swimming events in the pool, the men's and women's marathon 10 kilometre races are held in open water. No preliminary heats are held, with only the single mass-start race being contested. The race is held using freestyle swimming, with a lack of stroke regulations.^[3]

Schedule

All times are Japan Standard Time (UTC+9)

Results

Rank	Time^[4]	Time behind	Notes
	1:59:30.8
	1:59:31.7
	1:59:32.5
4	1:59:34.8
5	1:59:35.1
6	1:59:36.9
7	1:59:37.9
8	2:00:10.1		Warning
9	2:00:57.3	+1:26.5
10	2:01:01.9	+1:31.1
11	2:01:30.6	+1:59.8	Warning
12	2:01:31.7	+2:00.9
13	2:01:40.9	+2:10.1
14	2:02:10.2	+2:39.4
15	2:03:17.5	+3:46.7
16	2:03:17.6	+3:46.8	Warning
17	2:04:40.7	+5:09.9
18	2:04:59.1	+5:28.3
19	2:05:03.2	+5:32.4
20	2:05:45.0	+6:14.2
21	2:06:56.5	+7:25.7
22	2:07:35.1	+8:04.3
23	2:08:17.9	+8:47.1
24	2:08:33.0	+9:02.2
25	2:17:21.6	+17:50.8

Notes and References

Web site: Tokyo2020 schedule. Tokyo2020 . 30 January 2020.
News: Tokyo 2020 – FINA Marathon Swimming Qualification System. pdf. Tokyo 2020. FINA. 30 January 2020.
Web site: FINA Marathon Swimming Rulebook, 2017–21. FINA. 30 January 2020.
Web site: Marathon Swimming – Women's 10km – Results. olympics.com. TOCOG. 4 August 2021. 4 August 2021. 24 August 2021. https://web.archive.org/web/20210824122655/https://olympics.com/tokyo-2020/olympic-games/resOG2020-/pdf/OG2020-/OWS/OG2020-_OWS_C73_OWSW10KM--------------FNL-000100--.pdf. dead.