Swimmer profile
William Lao
Male11-12Alto Swim ClubPC · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2023–24
2024–25
2025–26
50 Free SCY
34.98
30.68
▲ 4.30
28.86
▲ 1.82
100 Free SCY
1:23.49
1:07.95
▲ 15.54
1:02.04
▲ 5.91
200 Free SCY
—
2:34.27
2:20.71
▲ 13.56
500 Free SCY
—
6:54.55
6:34.47
▲ 20.08
1000 Free SCY
—
—
14:05.74
1650 Free SCY
—
—
23:23.04
50 Back SCY
49.59
36.32
▲ 13.27
35.64
▲ 0.68
100 Back SCY
1:41.45
1:20.97
▲ 20.48
1:16.49
▲ 4.48
200 Back SCY
—
2:53.62
2:45.03
▲ 8.59
50 Breast SCY
51.99
43.22
▲ 8.77
38.64
▲ 4.58
100 Breast SCY
—
1:32.77
1:23.47
▲ 9.30
200 Breast SCY
—
—
3:03.95
50 Fly SCY
41.80
32.74
▲ 9.06
31.43
▲ 1.31
100 Fly SCY
1:31.68
1:14.59
▲ 17.09
1:07.57
▲ 7.02
200 Fly SCY
—
—
3:09.24
100 IM SCY
1:34.35
1:15.27
▲ 19.08
1:13.16
▲ 2.11
200 IM SCY
3:15.86
2:48.75
▲ 27.11
2:32.55
▲ 16.20
400 IM SCY
—
—
5:50.64
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.