Women’s 100m Butterfly – Long Course

Worlds Fastest 100m Butterfly – Women’s Long Course

World Record: Gretchen Walsh 55.18
Olympic Record: Sarah Sjostrom 55.48
World Junior Record: Claire Curzan 56.43
Commonwealth Record: Margaret MacNeil 55.59

Top 10 All-time Performers:

  1. Gretchen Walsh (25.45, 29.73) 55.18
  2. Sarah Sjostrom (26.01, 29.47) 55.48
  3. Torri Huske (25.93, 29.59) 55.52
  4. Margaret MacNeil (26.50, 29.09) 55.59
  5. Yufei Zhang (25.76, 29.86) 55.62 
  6. Emma McKeon (26.16, 29.56) 55.72
  7. Regan Smith (26.81, 29.11) 55.92
  8. Dana Vollmer (26.39, 29.44) 55.98
  9. Zige Lie (No data available) 56.07
  10. Rikako Ikee (25.89, 30.19) 56.08

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The chart below compares the World’s fastest 100m Butterfly swimmers. Swimmers and coaches can looks at the individual Splits, Stroke Counts and the first 50m split compared to swimmers 50m PB. All swim data has been collected from our team reviewing race footage where possible.

Women's 100m Butterfly - Long Course
Gretchen WalshSarah SjostromTorri HuskeMargaret MacneilYufei ZhangRegan SmithEmma McKeonDana VollmerZige LiuRikako Ikee
Height:5 ft 7 in 170cm6 ft 0 in 182cm5 ft 8 in 173cm5 ft 6 in 167cm5 ft 9 in 176cm5 ft 7 in 170cm5 ft 11 in 180cm6 ft 1 in 185cm5 ft 11 in 181cm5 ft 7 in 170cm
Weight:121 Ib 55kg168 Ib 76kg126 Ib 57kg121 Ib 55kg132lb 60kg150 Ib 68kg148 Ib 67kg126 Ib 56kg
DOB:2003-01-291993-08-17 2002-12-072000-02-26 1998-04-19 2002-02-091994-05-241987-11-13 1989-03-31 2000-07-04
Meet:2024 U.S Olympic Team TrialsOlympic Games Rio 20162024 U.S Olympic Team TrialsTokyo Olympics 2020 (2021)The China National Swimming Championships 20202024 U.S Olympic Team TrialsTokyo Olympics 2020 (2021)Olympic Games London 201211th Chinese National Games13th Pan Pacific Championships 2018
1st 50m Split25.4526.0125.9326.5025.7626.6826.1626.3925.89
50m PB:25.1124.4325.7026.1426.0325.9725.8026.6925.11
Time off 50m PB:0.441.580.230.36-
Percentage of 50m PB:101.354%106.467%100.895%101.377%98.963%100.732%102.287%103.106%
2nd 50m Split29.7329.4729.5929.0929.8628.9429.5629.4430.19
Total Time:55.1855.4855.5255.5955.6255.6255.7255.9856.0756.08

Here is Gretchen Walsh’s new 100m Butterfly World Record swim to view.

Here is Sarah Sjostrom’s 100m Butterfly World Record swim to view.

Here is the list of the Women’s 200m Butterfly Long Course.

The 100m butterfly event has seen remarkable performances, highlighted by Gretchen Walsh’s world record time of 55.18 seconds. This time is segmented into 25.45 seconds for the first 50 meters and 29.73 seconds for the second 50 meters. The Olympic record is held by Sarah Sjostrom at 55.48 seconds, split into 26.01 seconds and 29.47 seconds. The Commonwealth record belongs to Margaret MacNeil with a time of 55.59 seconds, broken down into 26.50 seconds and 29.09 seconds. Claire Curzan holds the World Junior record at 56.43 seconds.

Analyzing the top 10 all-time performers, Gretchen Walsh leads with her world record, followed by Sarah Sjostrom, Torri Huske closely follows with 55.52 seconds (25.93 and 29.59). Margaret MacNeil, and Yufei Zhang, who clocked in at 55.62 seconds (25.76 and 29.86). Emma McKeon registered a time of 55.72 seconds (26.16 and 29.56), while Regan Smith posted 55.92 seconds (26.81 and 29.11). Dana Vollmer’s 55.98 seconds (26.39 and 29.44) and Zige Lie’s 56.07 seconds (data not available) round out the list. Rikako Ikee completes the top 10 with a time of 56.08 seconds (25.89 and 30.19).

The data reveals a trend where the fastest swimmers maintain a strong initial 50 meters, typically under 26 seconds.

Note: Worlds Fastest 100m Butterfly – Women’s Long Course – Update: June 2024

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