en Swimming at the 1980 Summer Olympics – Women's 100 metre butterfly

Women's 100 metre butterfly
at the Games of the XXII Olympiad
Women's 100 metre butterfly; at the Games of the XXII Olympiad
Venue	Swimming Pool at the Olimpiysky Sports Complex
Date	23 July (heats); 24 July (final)
Competitors	24 from 17 nations
Winning time	1:00.42
Medalists
	← 1976 1984 →

The women's 100 metre butterfly event at the 1980 Summer Olympics was held on 23 and 24 July at the Swimming Pool at the Olimpiysky Sports Complex.^[1]^[2]

Records

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

World record	Mary Meagher (USA)	59.26	Austin, United States	11 April 1980
Olympic record	Kornelia Ender (GDR)	1:00.13	Montreal, Canada	22 July 1976

Rank	Heat	Name	Nationality	Time	Notes
1	4	Andrea Pollack	East Germany	1:00.91	Q
2	3	Caren Metschuck	East Germany	1:01.08	Q
3	2	Christiane Knacke	East Germany	1:01.32	Q
4	4	Ann Osgerby	Great Britain	1:01.93	Q
5	1	Agneta Mårtensson	Sweden	1:02.79	Q
6	1	Maria Paris	Costa Rica	1:02.80	Q
7	4	Janet Osgerby	Great Britain	1:02.84	Q
8	1	Lisa Curry	Australia	1:02.92	Q
9	2	Susan Cooper	Great Britain	1:02.95
10	3	Éva Miklósfalvy	Hungary	1:03.17
11	2	Wilma van Velsen	Netherlands	1:03.31
12	3	Cinzia Savi Scarponi	Italy	1:03.41
13	2	Karen Ramsay	Australia	1:03.62
14	3	Dorota Brzozowska	Poland	1:04.04
15	4	Alla Grishchenkova	Soviet Union	1:04.10
16	4	Sonja Hausladen	Austria	1:04.39
17	3	Armi Airaksinen	Sweden	1:04.40
18	1	Larisa Polivoda	Soviet Union	1:04.50
19	2	Mariana Paraschiv	Romania	1:05.34
20	1	Carole Brook	Switzerland	1:05.93
21	2	Celeste García	Peru	1:06.25
22	4	Marion Michel	Belgium	1:07.81
23	1	Bako Ratsifa	Madagascar	1:09.43
24	3	Nadia Fezzani	Libya	1:12.94
	3	Dagmar Erdman	Mexico	DNS

Rank	Name	Nationality	Time
	Caren Metschuck	East Germany	1:00.42
	Andrea Pollack	East Germany	1:00.90
	Christiane Knacke	East Germany	1:01.44
4	Ann Osgerby	Great Britain	1:02.21
5	Lisa Curry	Australia	1:02.40
6	Agneta Mårtensson	Sweden	1:02.61
7	Maria Paris	Costa Rica	1:02.89
8	Janet Osgerby	Great Britain	1:02.90