Swimmer profile
Hayden Nielsen
Male17-18Sharks Swim ClubGU · SOUTHERN
SeasonUSA Swimming season runs Sept – Aug
Event
2016–17
2017–18
2018–19
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
43.44
36.82
▲ 6.62
35.04
▲ 1.78
30.93
▲ 4.11
28.34
▲ 2.59
27.68
▲ 0.66
26.50
▲ 1.18
26.16
▲ 0.34
27.41
▼ 1.25
100 Free LCM
1:36.36
1:20.25
▲ 16.11
1:15.73
▲ 4.52
1:04.89
▲ 10.84
1:01.05
▲ 3.84
59.03
▲ 2.02
56.80
▲ 2.23
56.84
▼ 0.04
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200 Free LCM
3:31.29
2:52.77
▲ 38.52
2:42.84
▲ 9.93
2:19.78
▲ 23.06
2:15.08
▲ 4.70
2:07.63
▲ 7.45
2:04.78
▲ 2.85
2:03.29
▲ 1.49
2:08.76
▼ 5.47
400 Free LCM
7:18.37
6:07.49
▲ 70.88
5:48.89
▲ 18.60
5:12.54
▲ 36.35
4:47.09
▲ 25.45
4:40.92
▲ 6.17
4:32.13
▲ 8.79
4:25.44
▲ 6.69
4:29.59
▼ 4.15
800 Free LCM
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—
—
11:06.92
9:50.82
▲ 76.10
9:45.15
▲ 5.67
9:26.15
▲ 19.00
9:14.61
▲ 11.54
9:18.80
▼ 4.19
1500 Free LCM
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—
—
19:53.56
18:39.71
▲ 73.85
19:19.02
▼ 39.31
18:11.34
▲ 67.68
17:51.79
▲ 19.55
17:33.56
▲ 18.23
50 Back LCM
47.47
43.10
▲ 4.37
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—
—
—
30.68
▲ 12.42
—
—
100 Back LCM
1:38.83
1:31.77
▲ 7.06
1:27.24
▲ 4.53
1:18.02
▲ 9.22
—
1:11.01
▲ 7.01
1:06.26
▲ 4.75
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—
200 Back LCM
—
3:15.67
3:08.35
▲ 7.32
2:36.62
▲ 31.73
2:42.21
▼ 5.59
2:35.10
▲ 7.11
2:31.98
▲ 3.12
2:28.71
▲ 3.27
2:30.45
▼ 1.74
50 Breast LCM
56.84
—
47.79
▲ 9.05
—
—
—
—
—
33.18
▲ 14.61
100 Breast LCM
2:01.27
1:54.22
▲ 7.05
1:41.80
▲ 12.42
—
1:22.68
▲ 19.12
1:20.54
▲ 2.14
1:14.90
▲ 5.64
1:11.28
▲ 3.62
1:12.78
▼ 1.50
200 Breast LCM
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—
3:50.00
3:06.25
▲ 43.75
2:57.32
▲ 8.93
2:54.26
▲ 3.06
2:46.97
▲ 7.29
2:39.03
▲ 7.94
2:42.85
▼ 3.82
50 Fly LCM
1:02.20
46.32
▲ 15.88
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—
—
—
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100 Fly LCM
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1:42.85
1:33.76
▲ 9.09
1:14.61
▲ 19.15
1:13.44
▲ 1.17
1:05.98
▲ 7.46
1:05.74
▲ 0.24
1:02.41
▲ 3.33
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200 Fly LCM
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—
—
3:01.85
2:50.84
▲ 11.01
—
2:41.87
▲ 8.97
2:27.43
▲ 14.44
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200 IM LCM
3:50.93
3:22.23
▲ 28.70
3:10.03
▲ 12.20
2:44.27
▲ 25.76
2:34.95
▲ 9.32
2:27.46
▲ 7.49
2:18.94
▲ 8.52
2:17.37
▲ 1.57
2:17.67
▼ 0.30
400 IM LCM
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—
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5:37.57
5:24.51
▲ 13.06
5:18.88
▲ 5.63
5:05.37
▲ 13.51
5:04.81
▲ 0.56
4:57.17
▲ 7.64
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.