Swimmer profile
Jonas Johnson
Male17-18Billings Aquatic ClubMT · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2015–16
2016–17
2017–18
2018–19
2020–21
2021–22
2023–24
2024–25
2025–26
50 Free LCM
53.35
42.53
▲ 10.82
39.69
▲ 2.84
36.67
▲ 3.02
32.68
▲ 3.99
30.25
▲ 2.43
27.32
▲ 2.93
26.22
▲ 1.10
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100 Free LCM
2:06.22
1:33.06
▲ 33.16
1:25.37
▲ 7.69
1:18.68
▲ 6.69
1:11.41
▲ 7.27
1:06.95
▲ 4.46
1:00.13
▲ 6.82
57.69
▲ 2.44
56.47
▲ 1.22
200 Free LCM
—
3:28.68
3:04.67
▲ 24.01
2:45.28
▲ 19.39
2:43.56
▲ 1.72
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—
—
—
400 Free LCM
—
—
—
—
5:54.29
—
—
4:40.19
▲ 74.10
4:29.94
▲ 10.25
800 Free LCM
—
—
—
—
—
—
—
—
9:27.91
50 Back LCM
1:00.56
49.68
▲ 10.88
43.71
▲ 5.97
41.99
▲ 1.72
37.20
▲ 4.79
34.75
▲ 2.45
30.86
▲ 3.89
30.66
▲ 0.20
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100 Back LCM
2:05.42
1:46.39
▲ 19.03
1:32.55
▲ 13.84
1:29.80
▲ 2.75
1:20.09
▲ 9.71
1:15.71
▲ 4.38
1:05.17
▲ 10.54
1:05.16
▲ 0.01
1:03.28
▲ 1.88
200 Back LCM
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—
—
—
2:54.08
2:43.49
▲ 10.59
2:22.61
▲ 20.88
2:25.82
▼ 3.21
2:20.10
▲ 5.72
50 Breast LCM
—
1:02.94
1:00.68
▲ 2.26
—
47.92
▲ 12.76
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—
—
—
100 Breast LCM
—
2:14.67
2:05.81
▲ 8.86
1:56.48
▲ 9.33
1:44.20
▲ 12.28
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—
—
1:17.75
▲ 26.45
200 Breast LCM
—
—
—
—
—
—
—
—
2:56.30
50 Fly LCM
—
54.61
48.88
▲ 5.73
45.17
▲ 3.71
34.89
▲ 10.28
—
29.34
▲ 5.55
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—
100 Fly LCM
—
—
1:49.77
1:35.57
▲ 14.20
1:23.67
▲ 11.90
1:21.53
▲ 2.14
1:05.79
▲ 15.74
1:04.73
▲ 1.06
1:04.55
▲ 0.18
200 Fly LCM
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—
—
—
—
—
2:53.65
2:37.08
▲ 16.57
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200 IM LCM
—
—
3:33.49
3:19.11
▲ 14.38
2:57.14
▲ 21.97
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—
—
2:22.47
▲ 34.67
400 IM LCM
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—
—
—
—
—
5:32.12
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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.