Swimmer profile
Alexander Klassen
Male15-16Bolles School SharksFL · SOUTHERN
SeasonUSA Swimming season runs Sept – Aug
Event
2017–18
2018–19
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
—
46.51
31.74
▲ 14.77
31.36
▲ 0.38
29.71
▲ 1.65
27.84
▲ 1.87
25.78
▲ 2.06
26.04
▼ 0.26
100 Free LCM
1:50.79
1:43.10
▲ 7.69
1:10.58
▲ 32.52
1:07.43
▲ 3.15
1:05.05
▲ 2.38
1:01.08
▲ 3.97
56.37
▲ 4.71
56.44
▼ 0.07
200 Free LCM
—
—
2:40.08
2:28.95
▲ 11.13
2:27.78
▲ 1.17
2:17.68
▲ 10.10
2:09.06
▲ 8.62
2:04.13
▲ 4.93
400 Free LCM
—
—
5:18.43
5:08.91
▲ 9.52
4:56.51
▲ 12.40
4:41.44
▲ 15.07
4:27.02
▲ 14.42
—
800 Free LCM
—
—
—
—
10:36.48
—
9:49.35
▲ 47.13
—
1500 Free LCM
—
—
—
—
—
18:29.30
18:02.04
▲ 27.26
—
50 Back LCM
—
52.48
42.61
▲ 9.87
41.48
▲ 1.13
37.32
▲ 4.16
—
34.95
▲ 2.37
—
100 Back LCM
—
1:59.85
1:38.84
▲ 21.01
1:29.64
▲ 9.20
1:20.62
▲ 9.02
1:15.49
▲ 5.13
1:13.66
▲ 1.83
1:09.35
▲ 4.31
200 Back LCM
—
—
—
—
—
—
2:36.63
—
50 Breast LCM
—
59.79
43.01
▲ 16.78
40.92
▲ 2.09
37.40
▲ 3.52
34.76
▲ 2.64
32.63
▲ 2.13
32.75
▼ 0.12
100 Breast LCM
—
2:13.33
1:35.12
▲ 38.21
1:28.86
▲ 6.26
1:24.55
▲ 4.31
1:16.19
▲ 8.36
1:12.37
▲ 3.82
1:12.66
▼ 0.29
200 Breast LCM
—
—
3:35.85
3:12.26
▲ 23.59
3:01.62
▲ 10.64
2:48.37
▲ 13.25
2:40.38
▲ 7.99
2:42.94
▼ 2.56
50 Fly LCM
—
—
39.45
38.57
▲ 0.88
—
31.47
▲ 7.10
29.54
▲ 1.93
29.07
▲ 0.47
100 Fly LCM
—
—
—
1:27.68
1:21.78
▲ 5.90
1:13.31
▲ 8.47
1:08.88
▲ 4.43
1:06.38
▲ 2.50
200 Fly LCM
—
—
—
—
—
2:54.44
2:45.86
▲ 8.58
—
200 IM LCM
—
—
3:12.05
2:56.52
▲ 15.53
2:45.49
▲ 11.03
2:33.83
▲ 11.66
2:24.83
▲ 9.00
2:20.71
▲ 4.12
400 IM LCM
—
—
—
—
—
5:32.95
5:21.45
▲ 11.50
5:11.16
▲ 10.29
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.