Swimmer profile
Jeffrey Zhang
Male13-14Rose Bowl AquaticsSCS · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2022–23
2023–24
2024–25
2025–26
50 Free LCM
32.34
30.51
▲ 1.83
—
27.51
▲ 3.00
100 Free LCM
1:11.47
1:07.66
▲ 3.81
—
59.89
▲ 7.77
200 Free LCM
—
2:24.66
2:13.53
▲ 11.13
2:08.20
▲ 5.33
400 Free LCM
—
—
4:39.28
4:34.05
▲ 5.23
50 Back LCM
35.78
33.47
▲ 2.31
31.99
▲ 1.48
32.39
▼ 0.40
100 Back LCM
1:17.48
1:12.67
▲ 4.81
1:09.00
▲ 3.67
1:05.77
▲ 3.23
200 Back LCM
—
—
2:27.25
2:24.37
▲ 2.88
50 Breast LCM
42.52
—
—
—
100 Breast LCM
1:34.20
1:29.18
▲ 5.02
1:28.97
▲ 0.21
—
50 Fly LCM
34.68
32.01
▲ 2.67
—
—
100 Fly LCM
—
1:14.03
—
1:08.17
▲ 5.86
200 Fly LCM
—
—
—
2:34.94
200 IM LCM
2:54.38
2:42.08
▲ 12.30
2:32.44
▲ 9.64
2:24.21
▲ 8.23
400 IM LCM
—
—
5:19.21
5:15.07
▲ 4.14
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.