Swimmer profile
Hannah Zhou
Female11-12Santa Clara Swim ClubPC · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2022–23
2023–24
2024–25
2025–26
50 Free SCY
39.96
33.86
▲ 6.10
30.67
▲ 3.19
29.18
▲ 1.49
100 Free SCY
1:33.79
1:17.43
▲ 16.36
1:10.15
▲ 7.28
1:05.56
▲ 4.59
200 Free SCY
—
2:55.59
2:35.09
▲ 20.50
2:24.34
▲ 10.75
500 Free SCY
—
7:44.54
7:18.25
▲ 26.29
6:40.07
▲ 38.18
50 Back SCY
44.01
37.44
▲ 6.57
33.90
▲ 3.54
32.18
▲ 1.72
100 Back SCY
1:35.02
1:24.01
▲ 11.01
1:14.75
▲ 9.26
1:10.83
▲ 3.92
200 Back SCY
—
—
—
2:35.02
50 Breast SCY
48.95
40.62
▲ 8.33
35.99
▲ 4.63
34.44
▲ 1.55
100 Breast SCY
1:53.30
1:28.52
▲ 24.78
1:19.38
▲ 9.14
1:13.78
▲ 5.60
200 Breast SCY
—
—
—
2:40.74
50 Fly SCY
40.40
34.17
▲ 6.23
32.44
▲ 1.73
30.87
▲ 1.57
100 Fly SCY
1:54.59
1:22.62
▲ 31.97
1:15.88
▲ 6.74
1:09.23
▲ 6.65
200 Fly SCY
—
—
—
2:43.89
100 IM SCY
1:40.29
1:19.34
▲ 20.95
1:14.42
▲ 4.92
1:08.45
▲ 5.97
200 IM SCY
—
2:54.64
2:41.54
▲ 13.10
2:31.94
▲ 9.60
400 IM SCY
—
—
—
5:28.94
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.