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Regan Smith

United Statesb. 2002 (24)

World record swims in available results

Personal Bests

Best times from available individual swims and official relay lead-offs; career coverage may be incomplete. Select an event to show its progression.

50 Freestyle

2019 TYR Pro Swim Series #4 Bloomington · Bloomington, United States of America · Date unavailable

26.11

2021 TYR Pro Swim Series - San Antonio · San Antonio, United States of America · Date unavailable

55.23

2026 TYR Pro Swim Series - Westmont · Westmont, United States of America · Date unavailable

1:56.94

400 Freestyle

2024 Australian Open Championships · Date unavailable

4:12.54

800 Freestyle

2024 Australian Open Championships · Date unavailable

8:57.73

2023 World Aquatics Championships - Fukuoka · Date unavailable

27.10

2024 Olympic Trials · 18 Jun 2024

WR57.13

2019 World Champs · 26 Jul 2019

WR2:03.35

2019 TYR Pro Swim Series #4 Bloomington · Bloomington, United States of America · Date unavailable

27.19

2024 U.S. Olympic Team Trials — Swimming · Lucas Oil Stadium, Indianapolis, IN · Date unavailable

JWR55.62

2024 Olympic Games Paris · Date unavailable

2:03.84

2022 Toyota US Open — Swimming · Greensboro, NC · Date unavailable

2:10.40

400 IM

2026 TYR Pro Swim Series - Westmont · Westmont, United States of America · Date unavailable

4:35.79

All Results 304 swims · 47 meets

2026 China Open Swimming Championships (50m) · Shenzhen, People's Republic of China

Race dates unavailable.

50 Backstroke LCM
Final227.53
100 Butterfly LCM
Final256.28
100 Backstroke LCM
Final157.91
200 Backstroke LCM
Final12:04.93
200 Butterfly LCM
Final22:06.28

2026 TYR Pro Swim Series - Westmont · Westmont, United States of America

Race dates unavailable.

200 Freestyle LCM
Final31:56.94
200 Freestyle LCM
Heat31:58.38
200 Backstroke LCM
Final12:04.90
200 Backstroke LCM
Heat12:07.82
400 IM LCM
Final14:35.79
400 IM LCM
Heat24:43.34

2025 World Aquatics Swimming World Cup · Toronto

Race dates unavailable.

100 Backstroke SCM
Final254.57
100 Backstroke SCM
Heat155.38
200 Backstroke SCM
Final21:57.86
200 Butterfly SCM
Final12:00.34
200 Butterfly SCM
Heat12:03.88
200 Backstroke SCM
Heat12:04.34

2025 World Aquatics Swimming World Cup · Westmont

Race dates unavailable.

100 Backstroke SCM
Final154.02
100 Backstroke SCM
Heat155.39
200 Backstroke SCM
Final21:57.91
200 Butterfly SCM
Final12:00.20
200 Backstroke SCM
Heat12:03.12
200 Butterfly SCM
Heat12:04.48

2025 World Cup

100 Backstroke SCM18 Oct 2025
——WR54.02

2025 World Aquatics Swimming World Cup · Carmel

Race dates unavailable.

100 Backstroke SCM
Final154.92
100 Backstroke SCM
Heat155.59
200 Backstroke SCM
Final22:00.07
200 Butterfly SCM
Final12:00.28
200 Backstroke SCM
Heat12:03.87
200 Butterfly SCM
Heat12:04.58
50 Backstroke SCM
Heat—DNS

2025 Toyota U.S. National Championships · Indiana University Natatorium, Indianapolis, IN

Race dates unavailable.

50 Backstroke LCM
Final227.20
50 Backstroke LCM
Heat527.74
100 Backstroke LCM
Final157.69
100 Backstroke LCM
Heat158.06
200 Backstroke LCM
Final22:05.84
200 Butterfly LCM
Final22:05.85
200 Butterfly LCM
Heat12:06.25
200 Backstroke LCM
Heat42:08.00

2024 World Championships

100 Backstroke SCM15 Dec 2024
——WR54.02
200 Backstroke SCM15 Dec 2024
——WR1:58.04
50 Backstroke SCM13 Dec 2024
——WR25.23

2024 World Aquatics Swimming World Cup · Singapore

Race dates unavailable.

50 Backstroke SCM
Final125.48
50 Backstroke SCM
Heat126.01
100 Backstroke SCM
Final154.27
100 Backstroke SCM
Heat155.92
200 Backstroke SCM
Final11:58.83
200 Backstroke SCM
Heat12:02.95
100 Butterfly SCM
Heat—DNS

2024 World Cup

200 Backstroke SCM2 Nov 2024
——WR1:58.83
100 Backstroke SCM1 Nov 2024
——WR54.27
100 Backstroke SCM25 Oct 2024
——WR54.41

2024 World Aquatics Swimming World Cup · Incheon

Race dates unavailable.

50 Backstroke SCM
Final125.71
50 Backstroke SCM
Heat126.61
100 Backstroke SCM
Final154.41
100 Backstroke SCM
Heat156.35
200 Backstroke SCM
Final11:59.60
200 Butterfly SCM
Final22:03.21
200 Backstroke SCM
Heat12:05.78
200 Butterfly SCM
Heat12:06.61

2024 World Aquatics Swimming World Cup · Shanghai

Race dates unavailable.

50 Backstroke SCM
Final225.70
50 Backstroke SCM
Heat226.33
100 Backstroke SCM
Final154.89
100 Backstroke SCM
Heat156.04
100 Butterfly SCM
Heat357.56
200 Backstroke SCM
Final12:00.42
200 Butterfly SCM
Final12:01.85
200 Backstroke SCM
Heat12:06.66

2024 Olympic Games Paris

Race dates unavailable.

100 Backstroke LCM
Final257.66
100 Backstroke LCM
Semifinal157.97
100 Backstroke LCM
Heat158.45
200 Butterfly LCM
Final22:03.84
200 Backstroke LCM
Final22:04.26
200 Butterfly LCM
Semifinal22:05.39
200 Butterfly LCM
Heat12:06.99
200 Backstroke LCM
Semifinal32:08.14
200 Backstroke LCM
Heat22:09.61

2024 Olympic Games

200 Butterfly LCM1 Aug 2024
——2:03.84

2024 U.S. Olympic Team Trials — Swimming · Lucas Oil Stadium, Indianapolis, IN

Race dates unavailable.

100 Butterfly LCM
Final355.62
100 Butterfly LCM
Semi-Final355.92
100 Butterfly LCM
Heat356.68
100 Backstroke LCM
Final157.13
100 Backstroke LCM
Semi-Final157.47
100 Backstroke LCM
Heat157.93
200 Butterfly LCM
Semi-Final12:04.91
200 Backstroke LCM
Final12:05.16
200 Butterfly LCM
Final12:05.70
200 Backstroke LCM
Semi-Final12:06.41
200 Butterfly LCM
Heat22:07.24
200 Backstroke LCM
Heat52:09.30

2024 Olympic Trials

100 Backstroke LCM18 Jun 2024
——WR57.13

2024 Australian Open Championships

Race dates unavailable.

200 Freestyle LCM
Heat661:58.08
400 Freestyle LCM
Consolation Final174:12.54
400 Freestyle LCM
Heat434:14.12
800 Freestyle LCM
Heat238:57.73

2023 Toyota US Open — Swimming · Greensboro, NC

Race dates unavailable.

100 Backstroke LCM
Final158.16
100 Backstroke LCM
Heat158.47
200 Backstroke LCM
Final12:04.27
200 Butterfly LCM
Final12:06.72
200 Butterfly LCM
Heat12:08.10
200 Backstroke LCM
Heat32:09.37

2023 World Aquatics Championships - Fukuoka

Race dates unavailable.

50 Backstroke LCM
Semifinal127.10
50 Backstroke LCM
Final227.11
50 Backstroke LCM
Heat127.31
100 Backstroke LCM
Final257.78
100 Backstroke LCM
Semifinal158.33
100 Backstroke LCM
Heat158.47
200 Backstroke LCM
Final22:04.94
200 Butterfly LCM
Final32:06.58
200 Butterfly LCM
Semifinal22:06.83
200 Backstroke LCM
Heat12:07.24
200 Backstroke LCM
Semifinal22:07.52
200 Butterfly LCM
Heat152:10.80

2023 World Champs

50 Backstroke LCM27 Jul 2023
——27.11

2023 Phillips 66 National Championships — Swimming · Indianapolis, IN

Race dates unavailable.

50 Backstroke LCM
Final227.14
50 Backstroke LCM
Heat227.44
100 Backstroke LCM
Final157.71
100 Backstroke LCM
Heat158.04
200 Backstroke LCM
Final12:03.80
200 Butterfly LCM
Final12:05.79
200 Butterfly LCM
Heat12:06.80
200 Backstroke LCM
Heat12:06.83

2023 TYR Pro Swim Series - Knoxville · Knoxville, United States of America

Race dates unavailable.

50 Backstroke LCM
Heat227.81
100 Freestyle LCM
Consolation Final—55.53
100 Freestyle LCM
Heat1355.88
200 Freestyle LCM
Heat31:59.10

2022 Toyota US Open — Swimming · Greensboro, NC

Race dates unavailable.

100 Butterfly LCM
Final157.65
100 Backstroke LCM
Final157.95
100 Butterfly LCM
Heat158.07
100 Backstroke LCM
Heat158.65
200 Backstroke LCM
Final12:05.28
200 Butterfly LCM
Final12:07.30
200 Backstroke LCM
Heat12:08.50
200 IM LCM
Final12:10.40
200 Butterfly LCM
Heat12:10.52
200 IM LCM
Heat12:11.66

2022 19th FINA World Championships Budapest

Race dates unavailable.

50 Backstroke LCM
Semifinal127.29
50 Backstroke LCM
Final527.47
50 Backstroke LCM
Heat227.70
100 Backstroke LCM
Semifinal157.65
100 Backstroke LCM
Final158.22
100 Backstroke LCM
Heat158.31
200 Butterfly LCM
Final42:06.79
200 Butterfly LCM
Semifinal22:07.13
200 Butterfly LCM
Heat22:09.02

2022 NCAA Division I Women's Swimming & Diving Championships

100y Backstroke SCY16 Mar 2022
Preliminary149.66
100y Backstroke SCY16 Mar 2022
Championship Final349.96
200y Backstroke SCY16 Mar 2022
Championship Final11:47.76
200y Backstroke SCY16 Mar 2022
Preliminary11:49.22
200y Butterfly SCY16 Mar 2022
Championship Final21:51.19
200y Butterfly SCY16 Mar 2022
Preliminary31:51.76

2021 Toyota US Open — Swimming · Greensboro, NC

Race dates unavailable.

100 Backstroke LCM
Final158.69
100 Butterfly LCM
Heat159.22
100 Backstroke LCM
Heat159.51
200 Backstroke LCM
Final12:07.09
200 Backstroke LCM
Heat12:10.51
200 Butterfly LCM
Final12:10.58
200 Butterfly LCM
Heat32:13.41

2020 Olympic Games Tokyo

Race dates unavailable.

100 Backstroke LCM
Semifinal157.86
100 Backstroke LCM
Heat157.96
100 Backstroke LCM
Final358.05
200 Butterfly LCM
Final22:05.30
200 Butterfly LCM
Semifinal22:06.64
200 Butterfly LCM
Heat22:08.46

2021 U.S. Olympic Team Trials — Wave II · CHI Health Center, Omaha, NE

Race dates unavailable.

100 Butterfly LCM
Heat557.63
100 Butterfly LCM
Semi-Final657.73
100 Backstroke LCM
Semi-Final157.92
100 Backstroke LCM
Heat158.35
100 Backstroke LCM
Final158.35
200 Backstroke LCM
Final32:06.79
200 Butterfly LCM
Final22:06.99
200 Backstroke LCM
Semi-Final12:07.23
200 Backstroke LCM
Heat12:07.81
200 Butterfly LCM
Semi-Final22:07.89
200 Butterfly LCM
Heat42:09.15

2021 TYR Pro Swim Series - San Antonio · San Antonio, United States of America

Race dates unavailable.

100 Freestyle LCM
Heat755.23
100 Freestyle LCM
Final855.26
100 Butterfly LCM
Final157.88
100 Butterfly LCM
Heat158.61
100 Backstroke LCM
Heat159.39
100 Backstroke LCM
Final259.50
200 Backstroke LCM
Final22:08.80
200 Butterfly LCM
Final22:08.85
200 Backstroke LCM
Heat22:10.33
200 Butterfly LCM
Heat22:10.79

2020 Toyota US Open — Swimming · Greensboro, NC

Race dates unavailable.

100 Butterfly LCM
Final558.09
100 Backstroke LCM
Final259.95
200 Butterfly LCM
Final12:08.61
200 Backstroke LCM
Final42:11.74
200 IM LCM
Final92:15.20

2019 Phillips 66 National Championships — Swimming · Stanford, CA

Race dates unavailable.

100 Butterfly LCM
Heat658.38
200 Freestyle LCM
Heat92:00.07
200 Butterfly LCM
Final12:07.26
200 Butterfly LCM
Heat12:09.04

2019 Gwangju

100 Backstroke LCM28 Jul 2019
——WR57.57

2019 18th FINA World Championships · Gwangju

Race dates unavailable.

200 Backstroke LCM
Semifinal12:03.35
200 Backstroke LCM
Final12:03.69
200 Backstroke LCM
Heat12:06.01

2019 World Champs

200 Backstroke LCM26 Jul 2019
——WR2:03.35

2019 TYR Pro Swim Series #4 Bloomington · Bloomington, United States of America

Race dates unavailable.

50 Freestyle LCM
Heat1126.11
50 Freestyle LCM
Consolation Final726.38
50 Butterfly LCM
Final527.19
50 Butterfly LCM
Heat527.23
50 Backstroke LCM
Final128.08
50 Backstroke LCM
Heat328.44
100 Butterfly LCM
Final258.52
100 Backstroke LCM
Final158.82
100 Butterfly LCM
Heat259.05
100 Backstroke LCM
Heat159.46
200 Backstroke LCM
Final12:06.47
200 Butterfly LCM
Final22:08.58
200 Backstroke LCM
Heat12:09.69
200 Butterfly LCM
Heat22:10.32

2019 TYR Pro Swim Series #1 - Knoxville · Knoxville, United States of America

Race dates unavailable.

100 Butterfly LCM
Final558.85
100 Backstroke LCM
Final159.37
100 Butterfly LCM
Heat459.69
100 Backstroke LCM
Heat159.84
200 Freestyle LCM
Final62:00.36
200 Freestyle LCM
Heat52:00.70
200 Backstroke LCM
Final12:07.53
200 Backstroke LCM
Heat12:10.67
200 Butterfly LCM
Final22:11.34
200 Butterfly LCM
Heat42:14.24

2018 Phillips 66 National Championships — Swimming · Irvine, CA

Race dates unavailable.

100 Butterfly LCM
Heat1058.83
100 Backstroke LCM
Final358.83
100 Butterfly LCM
Consolation Final1359.06
100 Backstroke LCM
Heat159.09
200 Backstroke LCM
Final12:06.43
200 Backstroke LCM
Heat12:07.03
200 Butterfly LCM
Final32:07.42
200 Butterfly LCM
Heat32:08.87

2017 FINA/airweave Swimming World Cup · Singapore

Race dates unavailable.

100 Freestyle SCM
Heat454.83
100 Backstroke SCM
Final256.33
100 Backstroke SCM
Heat157.33
200 Freestyle SCM
Heat41:58.26
200 Backstroke SCM
Final22:02.70
200 Backstroke SCM
Heat22:05.66

2017 FINA/airweave Swimming World Cup · Tokyo

Race dates unavailable.

50 Butterfly SCM
Final726.12
50 Butterfly SCM
Heat126.41
100 Butterfly SCM
Final457.14
100 Butterfly SCM
Heat157.40
200 Freestyle SCM
Heat11:58.09
200 Backstroke SCM
Final22:02.23
200 Backstroke SCM
Heat12:03.81

2017 6th FINA World Junior Swimming Championships · Indianapolis

Race dates unavailable.

50 Butterfly LCM
Heat1327.47
50 Backstroke LCM
Final428.12
50 Backstroke LCM
Semifinal328.21
50 Backstroke LCM
Heat228.43
100 Butterfly LCM
Final659.03
100 Backstroke LCM
Final159.11
100 Butterfly LCM
Semifinal759.30
100 Backstroke LCM
Semifinal259.41
100 Backstroke LCM
Heat159.52
100 Butterfly LCM
Heat459.60
200 Backstroke LCM
Final12:07.45
200 Backstroke LCM
Heat12:09.07

2017 17th FINA World Championships · Budapest

Race dates unavailable.

200 Backstroke LCM
Semifinal22:07.19
200 Backstroke LCM
Final82:07.42
200 Backstroke LCM
Heat22:08.13

2017 Phillips 66 National Championships — Swimming · Indianapolis, IN

Race dates unavailable.

100 Freestyle LCM
Heat5656.68
100 Butterfly LCM
Consolation Final1059.43
100 Butterfly LCM
Heat1159.46
100 Backstroke LCM
Heat259.70
100 Backstroke LCM
Final559.85
200 Backstroke LCM
Final22:08.55
200 Backstroke LCM
Heat22:08.95
200 IM LCM
Consolation Final 2192:15.85
200 IM LCM
Heat312:17.80

2016 FINA/airweave Swimming World Cup · Hong Kong

Race dates unavailable.

100 Backstroke SCM
Final558.34
100 Butterfly SCM
Heat458.75
100 Backstroke SCM
Heat158.86
100 IM SCM
Heat31:03.17
200 Backstroke SCM
Heat12:04.77
200 Backstroke SCM
Final62:06.46

2016 FINA/airweave Swimming World Cup · Tokyo

Race dates unavailable.

50 Butterfly SCM
Heat127.26
50 Backstroke SCM
Heat327.72
100 Freestyle SCM
Heat755.45
100 Backstroke SCM
Heat358.13
100 Backstroke SCM
Final858.68
200 Freestyle SCM
Heat21:57.79
200 Backstroke SCM
Final62:05.83
200 Backstroke SCM
Heat12:06.88

2016 Speedo Junior National Championships

Race dates unavailable.

100 Freestyle LCM
Consolation Final356.88
100 Freestyle LCM
Heat1157.14
100 Butterfly LCM
Heat21:00.43
100 Butterfly LCM
Final31:00.46
100 Backstroke LCM
Final21:00.50
100 Backstroke LCM
Heat21:00.86
200 Freestyle LCM
Final82:01.98
200 Freestyle LCM
Heat52:02.32
200 Backstroke LCM
Heat22:11.89
200 Backstroke LCM
Final32:11.96
200 Butterfly LCM
Heat22:12.90
200 Butterfly LCM
Final52:13.32
200 IM LCM
Final32:16.28
200 IM LCM
Heat32:18.37

2016 U.S. Open Swimming Championships

Race dates unavailable.

100 Backstroke LCM
Final11:00.26
100 Backstroke LCM
Heat21:00.31
200 Backstroke LCM
Heat52:11.41
200 Backstroke LCM
Final52:12.34

2016 U.S. Olympic Team Trials — Swimming · CenturyLink Center Omaha, Omaha, NE

Race dates unavailable.

100 Backstroke LCM
Semi-Final131:00.96
100 Backstroke LCM
Heat131:01.17
100 Butterfly LCM
Heat811:01.26
200 Backstroke LCM
Heat332:14.20