Walker Mattice

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.

2024 Speedo Summer Championships · Meet 23–27 Jul 2024

—24.39

2024 Speedo Summer Championships · Meet 23–27 Jul 2024

—52.21

200 Freestyle

2024 Speedo Summer Championships · Meet 23–27 Jul 2024

—1:55.07

100 Backstroke

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

—1:00.06

200 Backstroke

2024 Speedo Summer Championships · Meet 23–27 Jul 2024

—2:07.26

All Results 19 swims · 5 meets

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

2025 World Aquatics Swimming World Cup · Carmel · Meet 10–12 Oct 2025

50 Freestyle SCM

—Heat423.58

100 Freestyle SCM

—Heat651.31

200 Freestyle SCM

—Heat61:52.67

2024 Toyota US Open — Swimming · Austin, TX · Meet 4–7 Dec 2024

100 Freestyle SCY

—Heat3445.12

200 Freestyle SCY

—Consolation Final 2181:36.89

200 Freestyle SCY

—Heat171:37.75

2024 Speedo Summer Championships · Meet 23–27 Jul 2024

50 Freestyle LCM

—Heat6724.39

100 Freestyle LCM

—Heat4852.21

200 Freestyle LCM

—Heat501:55.07

200 Backstroke LCM

—Heat272:07.26

200 Backstroke LCM

—Bonus Final82:07.31

2023 Speedo Winter Junior Champs · Meet 6–9 Dec 2023

100 Freestyle SCY

—Heat4745.49

100 Backstroke SCY

—Heat8250.93

200 Freestyle SCY

—Bonus Final31:38.59

200 Freestyle SCY

—Heat241:38.83

500 Freestyle SCY

—Heat644:32.04

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

50 Freestyle LCM

—Heat13524.62

100 Freestyle LCM

—Heat11852.99

100 Backstroke LCM

—Heat1251:00.06