Women’s 400m Freestyle – Long Course World Record & Splits

Updated June 2025

Current Records

Record Athlete Time
World Record Summer McIntosh 3:54.18
Olympic Record Katie Ledecky 3:56.46
World Junior Record Summer McIntosh 3:56.08
Commonwealth Record Summer McIntosh 3:54.18

Top 10 All-Time Performers

# Athlete 100 200 300 400 Total
1 Summer McIntosh 56.95 59.47 / 1:56.42 59.23 / 2:55.65 58.53 / 3:54.18 3:54.18
2 Ariarne Titmus 56.92 1:00.02 / 1:56.94 59.96 / 2:56.90 58.48 / 3:55.38 3:55.38
3 Katie Ledecky 57.05 1:00.06 / 1:57.11 1:00.51 / 2:57.62 58.84 / 3:56.46 3:56.46
4 Li Bingjie 58.32 1:00.77 / 1:59.09 1:00.85 / 2:59.94 58.27 / 3:58.21 3:58.21
5 Lani Pallister 57.22 1:00.48 / 1:57.70 1:01.07 / 2:58.77 1:00.10 / 3:58.87 3:58.87
6 Federica Pellegrini 58.66 1:00.76 / 1:59.42 1:00.51 / 2:59.93 59.22 / 3:59.15 3:59.15
7 Erika Fairweather 57.54 1:00.87 / 1:58.41 1:00.91 / 2:59.32 1:00.12 / 3:59.44 3:59.44
8 Claire Weinstein 57.71 1:00.64 / 1:58.35 1:01.04 / 2:59.39 1:00.66 / 4:00.05 4:00.05
9 Joanne Jackson 58.77 1:01.14 / 1:59.91 1:00.93 / 3:00.84 59.76 / 4:00.60 4:00.60
10 Leah Smith 57.70 1:00.46 / 1:58.16 1:01.35 / 2:59.51 1:01.14 / 4:00.65 4:00.65

100 = first 100 ·
200 / 300 / 400 = that 100 split / cumulative ·
Total = final.

Split Analysis & Comparison

The table below compares elite 400m freestyle long-course performances.
Use it to review 100m pace, stroke counts, and race patterns.
Data is collected from official results and race footage where available.

Related:
Women’s 200m Freestyle Long Course

Women’s 800m Freestyle Long Course

Women’s 1500m Freestyle Long Course

Women’s 400 Freestyle – Long Course
Summer McIntoshAriane TitmusKatie LedeckyFederica PellegriniErika FairweatherJoanne JacksonLeah SmithRebecca Adlington
Height:5 ft 8 in 173cm5 ft 10 in 177cm6 ft 0 in 183cm5 ft 10 in 179cm5 ft 8 in 173cm6 ft 0 in 184cm5 ft 10 in 178cm5 ft 10 in 179cm
Weight:139Ib 63kg160Ib 73kg143Ib 65kg168Ib 76kg148Ib 67kg154Ib 70kg
DOB:2006-08-182000-09-07 1997-03-17 1988-08-05 2003-12-311986-09-121995-04-19 1989-02-17
Country:CANAUSUSAITANZGBRUSAGBR
Meet:2025 Bell Canadian Swimming TrialsWorld Aquatic Championships – Fukuoka 2023 23 Jul 2023Olympic Games Rio 201613th FINA World Championships 2009World Aquatic Championships – Fukuoka 2023 23 Jul 202313th FINA World Championships 2009U.S. Olympic Team Trials 201613th FINA World Championships 2009
1st 50m Split27.2227.5627.7328.4527.7028.4327.9728.63
Strokes323537383639
50m PB:26.1325.4524.9226.1427.5227.85
Time off 50m PB:1.552.283.531.560.910.78
Percentage of 50m PB:105.932%108.959%114.165%105.968%103.307%102.801%
2nd 50m Split29.7329.3629.3230.2129.8330.3429.7330.42
Strokes373840393843
Split Time:56.9556.9257.0558.6657.5358.7757.7059.05
3rd 50m Split29.6130.0029.9430.3130.2930.4430.0630.53
Strokes3738?41413844
Split Time:1:26.561:26.921:26.991:28.971:27.821:29.211:27.761:29.58
4th 50m Split29.8630.0230.1230.4530.3930.7030.4030.48
Strokes3738404039
Split Time:1:56.421:56.941:57.111:59.421:58.211:59.911:58.162:00.06
5th 50m Split29.6230.1930.3030.2430.6530.3130.7430.74
Strokes3738?404039
Split Time:2:26.042:27.132:27.412:29.662:28.862:30.222:28.902:30.80
6th 50m Split29.6129.7730.2130.2730.9330.6230.6130.47
Strokes373840403945
Split Time:2:55.652:56.902:57.542:59.932:59.593:00.842:59.513:01.27
7th 50m Split29.4729.6129.9229.8630.7130.1630.8430.39
Strokes393940413946
Split Time:3:25.123:26.513:27.543:29.793:30.503:31.003:30.353:31.66
8th 50m Split29.0628.8728.9229.3629.0929.6030.3029.13
Strokes4042404241
Total Time:3:54.183:55.383:56.463:59.153:59.594:00.604:00.654:00.79

Race Videos

Swim Calculators

Tool What it does
Swim Pace Calculator Pace, time, and distance (min/100m or min/100yds).
Goal Time / Split Calculator Target splits for metres racing.
Yards Goal Calculator Target splits for yards racing.
Race Review Calculator Find strengths and weaknesses in a completed race.
Medley Relay Calculator Build the fastest relay order from up to 6 swimmers’ PBs.