Swimmer profile
John Zheng
Male15-16The Spartans of La CanadaSCS · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
28.10
26.01
▲ 2.09
24.21
▲ 1.80
23.08
▲ 1.13
22.23
▲ 0.85
100 Free SCY
1:06.05
56.77
▲ 9.28
51.20
▲ 5.57
49.93
▲ 1.27
48.36
▲ 1.57
200 Free SCY
2:13.74
2:00.13
▲ 13.61
1:56.41
▲ 3.72
1:51.45
▲ 4.96
1:46.83
▲ 4.62
500 Free SCY
—
5:49.60
5:34.48
▲ 15.12
—
5:14.97
▲ 19.51
50 Back SCY
34.48
31.48
▲ 3.00
26.96
▲ 4.52
—
25.01
▲ 1.95
100 Back SCY
1:12.64
1:02.56
▲ 10.08
57.34
▲ 5.22
54.56
▲ 2.78
53.30
▲ 1.26
200 Back SCY
—
2:29.88
2:07.95
▲ 21.93
2:03.31
▲ 4.64
1:57.68
▲ 5.63
50 Breast SCY
42.68
—
29.00
▲ 13.68
—
26.75
▲ 2.25
100 Breast SCY
1:35.19
1:19.87
▲ 15.32
1:02.31
▲ 17.56
59.59
▲ 2.72
58.25
▲ 1.34
200 Breast SCY
—
2:45.48
2:19.70
▲ 25.78
2:12.59
▲ 7.11
2:09.14
▲ 3.45
50 Fly SCY
—
29.86
26.18
▲ 3.68
—
24.56
▲ 1.62
100 Fly SCY
—
—
1:04.41
58.41
▲ 6.00
53.57
▲ 4.84
200 Fly SCY
—
—
—
—
2:04.43
100 IM SCY
1:18.52
1:09.88
▲ 8.64
58.47
▲ 11.41
—
58.00
▲ 0.47
200 IM SCY
—
2:19.71
2:09.45
▲ 10.26
2:02.92
▲ 6.53
1:55.38
▲ 7.54
400 IM SCY
—
—
—
—
4:13.64
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.