Women's 100 metre backstroke at the Games of the VIII Olympiad
Date	July 19–20
Competitors	10 from 5 nations
Medalists
Sybil Bauer  United States Phyllis Harding  Great Britain Aileen Riggin  United States
1928 →

Swimming at the 1924 Summer Olympics
Freestyle
100 m	men	women
400 m	men	women
1500 m	men
Backstroke
100 m	men	women
Breaststroke
200 m	men	women
Freestyle relay
4 × 100 m		women
4 × 200 m	men
v t e

The women's 100 metre backstroke was a swimming event held as part of the swimming at the 1924 Summer Olympics programme.^[1] It was the first appearance of the event, as women only swam freestyle events before this Games. The competition was held on Saturday July 19, 1924, and on Sunday July 20, 1924.

These were the standing world and Olympic records (in minutes) prior to the 1924 Summer Olympics.

World Record	1:22.4	Sybil Bauer	Miami (USA)	January 6, 1924
Olympic Record	-	none	-	-

In the first heat Sybil Bauer set the first Olympic record with 1:24.0 minutes. In the final she bettered her own record to 1:23.2 minutes.

Saturday July 19, 1924: The fastest two in each semi-final and the faster of the two third-placed swimmer advanced to the final.

Semifinal 1

Place	Swimmer	Time	Qual.
1	Sybil Bauer (USA)	1:24.0	QQ OR
2	Phyllis Harding (GBR)	1:29.4	QQ
3	Florence Chambers (USA)	1:32.0	qq
4	Ellen King (GBR)	1:38.2
5	Lucienne Rouet (FRA)	1:43.8

Semifinal 2

Place	Swimmer	Time	Qual.
1	Aileen Riggin (USA)	1:29.6	QQ
2	Jarmila Müllerová (TCH)	1:37.0	QQ
3	Helen Boyle (GBR)	1:43.0
4	Alice Stoffel (FRA)	1:44.0
5	Renée Brasseur (LUX)	1:51.4

Sunday July 20, 1924:

Place	Swimmer	Time
1	Sybil Bauer (USA)	1:23.2 OR
2	Phyllis Harding (GBR)	1:27.4
3	Aileen Riggin (USA)	1:28.2
4	Florence Chambers (USA)	1:30.8
5	Jarmila Müllerová (TCH)	1:31.2

• Olympic Report
• Wudarski, Pawel (1999). "Wyniki Igrzysk Olimpijskich" (in Polish). Retrieved 29 September 2008.