Mac Clark

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.

200 Freestyle

2025 Speedo Junior National Championships · Meet 30 Jul–3 Aug 2025

—1:54.17

2025 Speedo Junior National Championships · Meet 30 Jul–3 Aug 2025

—3:59.37

2025 Speedo Junior National Championships · Meet 30 Jul–3 Aug 2025

—8:17.03

2025 Speedo Junior National Championships · Meet 30 Jul–3 Aug 2025

—15:44.93

200 Backstroke

2025 Speedo Junior National Championships · Meet 30 Jul–3 Aug 2025

—2:05.53

400 IM

2025 Speedo Junior National Championships · Meet 30 Jul–3 Aug 2025

—4:26.01

All Results 34 swims · 8 meets

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

2025 Speedo Junior National Championships · Meet 30 Jul–3 Aug 2025

200 Freestyle LCM

—Heat611:54.17

200 Backstroke LCM

—Bonus Final52:05.53

200 Backstroke LCM

—Heat262:05.92

400 Freestyle LCM

—Bonus Final53:59.37

400 Freestyle LCM

—Heat183:59.41

400 IM LCM

—Heat104:26.01

400 IM LCM

—Consolation Final64:28.15

800 Freestyle LCM

—Final268:17.03

1500 Freestyle LCM

—Final1415:44.93

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

1500 Freestyle LCM

—Heat2415:47.49

2024 Winter Juniors East · Meet 11–14 Dec 2024

200 Freestyle SCY

—Heat841:41.23

200 Backstroke SCY

—Heat641:48.97

400 IM SCY

—Heat493:57.38

500 Freestyle SCY

—Heat114:23.57

500 Freestyle SCY

—Consolation Final64:24.76

1650 Freestyle SCY

—Final515:09.17

2024 TYR Pro Swim Series - Knoxville · Westmont, United States of America · Meet 10–13 Jan 2024

400 Freestyle LCM

—Heat244:03.22

400 Freestyle LCM

—Bonus Final74:05.61

800 Freestyle LCM

—Final108:18.60

1500 Freestyle LCM

—Final1116:00.61

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

200 Freestyle SCY

—Heat1031:43.04

400 IM SCY

—Heat654:01.65

500 Freestyle SCY

—Heat224:26.61

500 Freestyle SCY

—Bonus Final74:30.69

1650 Freestyle SCY

—Final1115:18.12

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

400 Freestyle LCM

—Heat554:03.92

800 Freestyle LCM

—Heat298:21.94

1500 Freestyle LCM

—Heat2616:00.00

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

400 Freestyle LCM

—Heat494:01.31

800 Freestyle LCM

—Final358:20.67

1500 Freestyle LCM

—Final3416:02.07

2022 East Speedo Winter Junior Championships · Meet 7–10 Dec 2022

400 IM SCY

—Heat734:08.31

500 Freestyle SCY

—Heat724:37.01

1650 Freestyle SCY

—Final3415:47.50