Swimmer profile
Jeffrey Zhang
Male13-14Rose Bowl AquaticsSCS · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
33.80
30.98
▲ 2.82
27.73
▲ 3.25
26.61
▲ 1.12
24.56
▲ 2.05
100 Free SCY
1:14.60
1:05.49
▲ 9.11
1:01.18
▲ 4.31
56.83
▲ 4.35
53.64
▲ 3.19
200 Free SCY
—
2:21.65
2:15.51
▲ 6.14
2:01.91
▲ 13.60
1:57.20
▲ 4.71
500 Free SCY
—
6:32.16
—
5:52.80
▲ 39.36
5:05.48
▲ 47.32
50 Back SCY
—
31.94
30.24
▲ 1.70
28.59
▲ 1.65
26.59
▲ 2.00
100 Back SCY
—
1:16.86
1:06.04
▲ 10.82
59.96
▲ 6.08
57.59
▲ 2.37
200 Back SCY
—
—
—
2:13.86
2:04.29
▲ 9.57
50 Breast SCY
—
40.98
36.13
▲ 4.85
—
—
100 Breast SCY
1:37.96
1:25.95
▲ 12.01
1:19.34
▲ 6.61
—
1:06.87
▲ 12.47
50 Fly SCY
38.59
34.66
▲ 3.93
29.99
▲ 4.67
28.21
▲ 1.78
26.60
▲ 1.61
100 Fly SCY
—
—
—
1:05.33
59.50
▲ 5.83
200 Fly SCY
—
—
—
—
2:08.17
100 IM SCY
—
1:16.40
1:07.42
▲ 8.98
—
—
200 IM SCY
3:11.72
2:41.96
▲ 29.76
2:27.65
▲ 14.31
2:16.29
▲ 11.36
2:08.00
▲ 8.29
400 IM SCY
—
—
—
—
4:32.48
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.