Swimmer profile
Johan Mattisson
Male15-16Suburban Seahawks ClubMA · EASTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
36.43
30.56
▲ 5.87
30.39
▲ 0.17
29.66
▲ 0.73
27.35
▲ 2.31
—
100 Free LCM
1:19.36
—
1:08.24
▲ 11.12
1:08.45
▼ 0.21
1:00.73
▲ 7.72
1:01.17
▼ 0.44
200 Free LCM
3:00.13
2:36.37
▲ 23.76
2:34.55
▲ 1.82
2:38.79
▼ 4.24
2:17.22
▲ 21.57
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400 Free LCM
—
5:48.55
—
—
—
—
50 Back LCM
40.07
—
33.35
▲ 6.72
—
—
—
100 Back LCM
1:29.26
1:21.90
▲ 7.36
1:13.60
▲ 8.30
1:13.00
▲ 0.60
1:05.83
▲ 7.17
1:05.21
▲ 0.62
200 Back LCM
—
—
2:42.34
2:45.15
▼ 2.81
2:23.47
▲ 21.68
2:23.99
▼ 0.52
50 Breast LCM
—
—
40.50
—
—
—
100 Breast LCM
1:48.00
—
1:32.75
▲ 15.25
1:35.37
▼ 2.62
1:20.05
▲ 15.32
1:17.70
▲ 2.35
200 Breast LCM
—
—
—
—
2:54.95
—
50 Fly LCM
47.50
—
33.58
▲ 13.92
—
—
—
100 Fly LCM
1:41.06
1:23.23
▲ 17.83
1:24.19
▼ 0.96
1:21.78
▲ 2.41
1:10.12
▲ 11.66
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200 Fly LCM
—
—
3:13.24
—
2:44.34
▲ 28.90
—
200 IM LCM
3:15.94
2:57.10
▲ 18.84
2:51.96
▲ 5.14
2:47.65
▲ 4.31
2:27.57
▲ 20.08
2:26.89
▲ 0.68
400 IM LCM
—
—
—
—
5:26.64
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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.