Swimmer profile
Jack O'Shaughnessy
MaleOpen / SeniorAlpha AquaticsSCS · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2015–16
2016–17
2017–18
2018–19
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
37.52
34.88
▲ 2.64
32.82
▲ 2.06
30.74
▲ 2.08
27.60
▲ 3.14
—
25.50
▲ 2.10
25.52
▼ 0.02
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100 Free LCM
1:20.64
1:13.84
▲ 6.80
1:10.09
▲ 3.75
1:04.74
▲ 5.35
59.84
▲ 4.90
56.76
▲ 3.08
53.55
▲ 3.21
53.75
▼ 0.20
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200 Free LCM
2:52.07
2:36.97
▲ 15.10
2:29.93
▲ 7.04
2:20.28
▲ 9.65
2:11.19
▲ 9.09
—
2:01.06
▲ 10.13
1:55.47
▲ 5.59
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400 Free LCM
—
5:28.77
5:18.97
▲ 9.80
5:05.44
▲ 13.53
4:43.73
▲ 21.71
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—
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800 Free LCM
—
—
—
—
—
—
9:21.58
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—
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50 Back LCM
40.80
38.05
▲ 2.75
34.88
▲ 3.17
32.84
▲ 2.04
29.51
▲ 3.33
29.38
▲ 0.13
28.09
▲ 1.29
27.37
▲ 0.72
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100 Back LCM
1:27.37
1:20.46
▲ 6.91
1:16.55
▲ 3.91
1:09.75
▲ 6.80
1:02.36
▲ 7.39
1:00.84
▲ 1.52
57.50
▲ 3.34
57.64
▼ 0.14
59.16
▼ 1.52
57.94
▲ 1.22
200 Back LCM
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2:44.40
2:32.91
▲ 11.49
2:17.34
▲ 15.57
2:14.19
▲ 3.15
2:06.98
▲ 7.21
2:07.13
▼ 0.15
2:11.76
▼ 4.63
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50 Breast LCM
48.65
47.70
▲ 0.95
46.01
▲ 1.69
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—
—
—
—
—
—
100 Breast LCM
1:43.31
1:43.66
▼ 0.35
1:38.03
▲ 5.63
1:33.31
▲ 4.72
1:21.77
▲ 11.54
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200 Breast LCM
—
—
—
—
2:54.33
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—
—
—
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50 Fly LCM
39.10
36.74
▲ 2.36
33.41
▲ 3.33
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—
—
—
26.48
▲ 6.93
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100 Fly LCM
1:29.34
1:27.86
▲ 1.48
1:17.28
▲ 10.58
1:10.47
▲ 6.81
1:00.98
▲ 9.49
1:00.66
▲ 0.32
57.67
▲ 2.99
56.75
▲ 0.92
57.09
▼ 0.34
57.09
± 0.00
200 Fly LCM
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—
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2:37.05
2:20.64
▲ 16.41
2:20.51
▲ 0.13
2:12.88
▲ 7.63
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200 IM LCM
3:04.76
2:57.46
▲ 7.30
2:47.22
▲ 10.24
2:38.02
▲ 9.20
2:21.89
▲ 16.13
2:16.08
▲ 5.81
2:15.20
▲ 0.88
2:11.38
▲ 3.82
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400 IM LCM
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5:58.93
5:47.02
▲ 11.91
5:04.67
▲ 42.35
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Improvement<0.5s0.5–2s2–5s5s+Slower
📊 All Attempts by Event
Chronological history of every recorded swim. Click an event to expand its attempt list.