Hailey Tierney

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.

2023 Speedo Junior National Championships — Swimming · San Antonio, TX · Meet 31 Jul–4 Aug 2023

—25.35

100 Freestyle

2023 Speedo Junior National Championships — Swimming · San Antonio, TX · Meet 31 Jul–4 Aug 2023

—56.20

100 Backstroke

2023 Speedo Junior National Championships — Swimming · San Antonio, TX · Meet 31 Jul–4 Aug 2023

—1:06.31

50 Butterfly

2023 Phillips 66 National Championships — Swimming · Indianapolis, IN · Meet 27 Jun–1 Jul 2023

—27.28

100 Butterfly

2023 Phillips 66 National Championships — Swimming · Indianapolis, IN · Meet 27 Jun–1 Jul 2023

—1:01.72

All Results 38 swims · 10 meets

Meet dates describe the competition. Race dates are shown per swim where available.

2026 NCAA DI Women's Swimming & Diving · Meet 18–21 Mar 2026

50y Freestyle SCY18 Mar 2026

18 Mar 2026Preliminary4022.37

2026 Big Ten Women's Swimming and Diving Championships · Meet 18–21 Feb 2026

50 Freestyle SCY

—Bonus Final1722.24

50 Freestyle SCY

—Preliminary1722.30

50 Freestyle SCY

—Swim-off222.46

100 Freestyle SCY

—Preliminary2849.39

100 Butterfly SCY

—Bonus Final1852.57

100 Butterfly SCY

—Preliminary2253.10

2025 Toyota U.S. National Championships · Indiana University Natatorium, Indianapolis, IN · Meet 3–7 Jun 2025

50 Freestyle LCM

—Heat3726.07

2025 NCAA DI Women's Swimming & Diving · Federal Way, WA · Meet 19–22 Mar 2025

50y Freestyle SCY19 Mar 2025

19 Mar 2025Preliminary1921.91

100y Freestyle SCY19 Mar 2025

19 Mar 2025Preliminary4848.68

100y Butterfly SCY19 Mar 2025

19 Mar 2025Preliminary4452.77

2025 Big Ten Women's Swimming and Diving Championships · Meet 19–22 Feb 2025

50 Freestyle SCY

—Championship Final422.01

50 Freestyle SCY

—Preliminary5X22.09

100 Freestyle SCY

—Preliminary1648.87

100 Freestyle SCY

—Consolation Final1649.79

100 Butterfly SCY

—Preliminary1252.49

100 Butterfly SCY

—Consolation Final1252.55

2024 U.S. Olympic Team Trials — Swimming · Lucas Oil Stadium, Indianapolis, IN · Meet 15–23 Jun 2024

50 Freestyle LCM

—Heat5025.77

2024 NCAA Division I Women's Swimming & Diving Championships · Meet 20–23 Mar 2024

50y Freestyle SCY20 Mar 2024

20 Mar 2024Preliminary2121.98

100y Freestyle SCY20 Mar 2024

20 Mar 2024Preliminary4648.75

100y Butterfly SCY20 Mar 2024

20 Mar 2024Preliminary4452.62

2023 Toyota US Open — Swimming · Greensboro, NC · Meet 29 Nov–2 Dec 2023

50 Freestyle LCM

—Heat4426.02

100 Freestyle LCM

—Heat6657.51

100 Butterfly LCM

—Heat501:03.34

2023 Speedo Junior National Championships — Swimming · San Antonio, TX · Meet 31 Jul–4 Aug 2023

50 Freestyle LCM

—Final125.35

50 Freestyle LCM

—Heat325.48

100 Freestyle LCM

—Final856.20

100 Freestyle LCM

—Heat756.36

100 Butterfly LCM

—Heat501:02.16

100 Backstroke LCM

—Heat1081:06.31

2023 Phillips 66 National Championships — Swimming · Indianapolis, IN · Meet 27 Jun–1 Jul 2023

50 Freestyle LCM

—Heat2325.50

50 Freestyle LCM

—Consolation Final 22325.65

50 Butterfly LCM

—Consolation Final 32527.28

50 Butterfly LCM

—Heat2927.49

100 Freestyle LCM

—Consolation Final 33056.20

100 Freestyle LCM

—Heat5156.39

100 Butterfly LCM

—Consolation Final 3311:01.72

100 Butterfly LCM

—Heat561:01.75