Swimmer profile
John Zhang
Male17-18TAC 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
34.22
30.67
▲ 3.55
27.33
▲ 3.34
26.38
▲ 0.95
25.82
▲ 0.56
25.43
▲ 0.39
25.85
▼ 0.42
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100 Free LCM
1:19.74
1:11.57
▲ 8.17
1:00.18
▲ 11.39
56.47
▲ 3.71
57.06
▼ 0.59
55.78
▲ 1.28
54.46
▲ 1.32
54.56
▼ 0.10
200 Free LCM
2:58.24
2:33.29
▲ 24.95
2:08.51
▲ 24.78
2:01.98
▲ 6.53
2:04.46
▼ 2.48
2:01.54
▲ 2.92
1:56.98
▲ 4.56
1:57.13
▼ 0.15
400 Free LCM
6:38.98
5:39.10
▲ 59.88
4:35.79
▲ 63.31
4:23.58
▲ 12.21
4:23.11
▲ 0.47
4:19.51
▲ 3.60
4:24.07
▼ 4.56
4:12.06
▲ 12.01
800 Free LCM
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—
9:23.12
9:31.72
▼ 8.60
9:08.17
▲ 23.55
8:57.26
▲ 10.91
8:55.57
▲ 1.69
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1500 Free LCM
—
—
18:01.12
17:57.86
▲ 3.26
—
17:10.15
▲ 47.71
—
—
50 Back LCM
43.28
35.62
▲ 7.66
—
28.73
▲ 6.89
30.51
▼ 1.78
28.10
▲ 2.41
27.97
▲ 0.13
27.28
▲ 0.69
100 Back LCM
1:40.78
1:19.03
▲ 21.75
1:05.89
▲ 13.14
1:01.13
▲ 4.76
1:02.97
▼ 1.84
1:00.19
▲ 2.78
59.65
▲ 0.54
57.96
▲ 1.69
200 Back LCM
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—
2:25.52
2:12.57
▲ 12.95
2:17.50
▼ 4.93
2:10.62
▲ 6.88
2:09.98
▲ 0.64
2:06.52
▲ 3.46
50 Breast LCM
1:03.24
43.21
▲ 20.03
—
—
—
34.47
▲ 8.74
—
—
100 Breast LCM
2:03.49
1:36.91
▲ 26.58
—
1:19.81
▲ 17.10
—
1:15.13
▲ 4.68
1:13.36
▲ 1.77
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200 Breast LCM
—
—
—
3:00.68
—
—
2:42.32
▲ 18.36
2:35.53
▲ 6.79
50 Fly LCM
41.66
35.83
▲ 5.83
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—
—
—
—
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100 Fly LCM
1:39.75
1:20.83
▲ 18.92
1:09.28
▲ 11.55
1:02.58
▲ 6.70
1:01.97
▲ 0.61
1:00.39
▲ 1.58
59.78
▲ 0.61
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200 Fly LCM
—
—
—
2:25.76
2:17.81
▲ 7.95
2:15.03
▲ 2.78
2:14.33
▲ 0.70
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200 IM LCM
3:31.85
2:56.30
▲ 35.55
2:31.64
▲ 24.66
2:18.71
▲ 12.93
2:18.52
▲ 0.19
2:13.58
▲ 4.94
2:12.30
▲ 1.28
2:11.48
▲ 0.82
400 IM LCM
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6:25.21
5:28.56
▲ 56.65
5:02.89
▲ 25.67
5:10.04
▼ 7.15
4:50.83
▲ 19.21
4:54.09
▼ 3.26
4:46.81
▲ 7.28
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.