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Knox O'Brien

27 events·80 swims·15 meets·Last raced May 17, 2026

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Select a time standard above to see which events you qualify for.

Best Times

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50 Fly

24.38

2026-03-15

27.66

2026-05-17

100 Fly

BBBAAAAAAAAAA0.28 to AAAA

53.17

2026-03-13

BBBAAAAAAAAAA1.50 to AAAA

1:01.79

2026-05-15

100 Free

BBBAAAAAAAAAA1.21 to AAAA

49.90

2026-03-15

BBBAAAAAAAAAA0.84 to AAAA

57.23

2026-05-14

50 Free

BBBAAAAAAAAAA0.77 to AAAA

23.16

2026-03-14

BBBAAAAAAAAAA0.47 to AAAA

26.16

2026-05-16

50 Back

BBBAAAAAAAAAA0.32 to AAA

26.81

2026-03-13

BBBAAAAAAAAAA0.86 to AAAA

30.55

2026-05-14

50 Breast

BBBAAAAAAAAAA1.11 to AAA

31.40

2025-12-06

BBBAAAAAAAAAA1.29 to AA

37.48

2025-07-25

100 Back

BBBAAAAAAAAAA2.41 to AAA

58.40

2026-03-14

BBBAAAAAAAAAA0.07 to AA

1:08.76

2026-05-16

200 Free

BBBAAAAAAAAAA3.44 to AA

2:00.53

2025-12-07

BBBAAAAAAAAAA1.97 to A

2:22.56

2026-05-02

500 Free

BBBAAAAAAAAAA11.06 to A

5:41.65

2025-10-10

1650 Free

BBBAAAAAAAAAA1:20.62 to A

20:31.71

2025-01-10

400 IM

BBBAAAAAAAAAA10.13 to A

4:59.62

2025-10-12

200 IM

BBBAAAAAAAAAA3.47 to A

2:18.86

2025-10-10

BBBAAAAAAAAAA6.18 to A

2:42.87

2026-05-02

200 Fly

BBBAAAAAAAAAA3.76 to A

2:18.15

2025-12-05

1000 Free

BBBAAAAAAAAAA1.61 to BB

12:22.60

2025-01-10

200 Breast

BBBAAAAAAAAAA1.24 to BB

2:43.63

2025-10-12

200 Back

BBBAAAAAAAAAA0.07 to BB

2:23.76

2025-10-11

100 Breast

BBBAAAAAAAAAA0.70 to BB

1:15.49

2025-11-09

100 IM

1:04.38

2025-10-26

Explore

USA Swimming time standards — 13-14 Boys

See how Knox's times rank nationally: 50 Fly 100 Fly 100 Free 50 Free 50 Back 50 Breast