Swimmer profile
William Zhang
Male15-16TAC TitansNC · 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
38.77
34.50
▲ 4.27
29.33
▲ 5.17
27.52
▲ 1.81
25.85
▲ 1.67
25.32
▲ 0.53
25.47
▼ 0.15
24.94
▲ 0.53
100 Free LCM
1:25.90
1:17.53
▲ 8.37
1:04.58
▲ 12.95
59.53
▲ 5.05
56.72
▲ 2.81
54.95
▲ 1.77
54.18
▲ 0.77
54.07
▲ 0.11
200 Free LCM
3:13.89
2:52.00
▲ 21.89
2:19.92
▲ 32.08
2:10.61
▲ 9.31
2:04.42
▲ 6.19
2:00.12
▲ 4.30
1:57.21
▲ 2.91
2:00.16
▼ 2.95
400 Free LCM
6:42.61
6:17.71
▲ 24.90
4:55.18
▲ 82.53
4:33.62
▲ 21.56
4:31.20
▲ 2.42
4:22.04
▲ 9.16
4:12.55
▲ 9.49
4:15.95
▼ 3.40
800 Free LCM
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9:31.38
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50 Back LCM
49.20
43.64
▲ 5.56
34.01
▲ 9.63
32.73
▲ 1.28
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100 Back LCM
1:53.61
1:30.66
▲ 22.95
1:15.50
▲ 15.16
1:09.59
▲ 5.91
1:07.17
▲ 2.42
1:03.66
▲ 3.51
1:05.95
▼ 2.29
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200 Back LCM
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2:44.51
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2:20.00
▲ 24.51
2:21.68
▼ 1.68
2:18.29
▲ 3.39
50 Breast LCM
1:08.27
52.27
▲ 16.00
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36.45
▲ 15.82
34.71
▲ 1.74
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100 Breast LCM
2:17.16
1:53.59
▲ 23.57
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1:22.58
▲ 31.01
1:16.34
▲ 6.24
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200 Breast LCM
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2:55.61
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50 Fly LCM
41.77
37.36
▲ 4.41
32.82
▲ 4.54
30.98
▲ 1.84
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28.62
▲ 2.36
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100 Fly LCM
1:41.90
1:33.20
▲ 8.70
1:14.89
▲ 18.31
1:13.89
▲ 1.00
1:05.31
▲ 8.58
1:01.57
▲ 3.74
1:01.46
▲ 0.11
1:04.30
▼ 2.84
200 Fly LCM
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2:28.76
2:33.25
▼ 4.49
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200 IM LCM
3:51.96
3:23.27
▲ 28.69
2:51.81
▲ 31.46
2:34.17
▲ 17.64
2:22.43
▲ 11.74
2:20.76
▲ 1.67
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400 IM LCM
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7:24.93
5:49.87
▲ 95.06
5:27.75
▲ 22.12
5:03.94
▲ 23.81
5:09.46
▼ 5.52
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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.