Swimming at the 1960 Summer Olympics – Women's 100 metre butterfly

Eight fastest swimmers advanced directly to the finals

Heat 1

Rank	Athlete	Country	Time	Note
1	Carolyn Schuler	United States	1:09.8
2	Jan Andrew	Australia	1:10.3
3	Valentina Poznyak	Soviet Union	1:13.2
4	Jean Oldroyd	Great Britain	1:14.2
5	Silvia Belmar	Mexico	1:16.5
6	Hannelore Janele	Austria	1:18.4
	Judith McHale	Canada	DNS

Heat 2

Rank	Athlete	Country	Time	Note
1	Sheila Watt	Great Britain	1:12.3
2	Zinaida Belovetskaya	Soviet Union	1:12.6
3	Kristina Larsson	Sweden	1:13.0
4	Anna Beneck	Italy	1:18.4
5	Hillary Wilson	Rhodesia	1:21.4
	Dawn Fraser	Australia	DNS
	Gertrudes Lozada	Philippines	DNS

Heat 3

Rank	Athlete	Country	Time	Note
1	Carolyn Wood	United States	1:11.1
2	Atie Voorbij	Netherlands	1:12.4
3	Heidi Eisenschmidt	United Team of Germany	1:14.6
4	Karin Larsson	Sweden	1:15.0
5	Eulalia Martínez	Mexico	1:17.9
6	Márta Egerváry	Hungary	1:19.4
7	Colette Libourel	France	1:20.4

Heat 4

Rank	Athlete	Country	Time	Note
1	Marianne Heemskerk	Netherlands	1:11.0
2	Bärbel Fuhrmann	United Team of Germany	1:13.2
3	Margaret Iwasaki	Canada	1:14.2
4	Shizue Miyabe	Japan	1:15.8
5	Sandra von Giese	Philippines	1:16.3
6	Annie Caron	France	1:17.1
7	Anna Cechi	Italy	1:19.5

Rank	Athlete	Country	Time	Notes
	Carolyn Schuler	United States	1:09.5	OR
	Marianne Heemskerk	Netherlands	1:10.4
	Jan Andrew	Australia	1:12.2
4	Sheila Watt	Great Britain	1:13.3
5	Atie Voorbij	Netherlands	1:13.3
6	Zinaida Belovetskaya	Soviet Union	1:13.3
7	Kristina Larsson	Sweden	1:13.6
	Carolyn Wood	United States	DNF

Wood was in second place after 70 metres, but swallowed too much water, became confused, and stopped swimming.[2]

Key: DNF = Did not finish, OR = Olympic record