Swimmer profile
William Song
Male15-16Quicksilver SwimmingPC · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
—
25.42
24.10
▲ 1.32
23.34
▲ 0.76
22.95
▲ 0.39
100 Free SCY
1:08.58
54.28
▲ 14.30
51.73
▲ 2.55
49.98
▲ 1.75
50.08
▼ 0.10
200 Free SCY
—
—
1:54.25
1:49.86
▲ 4.39
1:50.38
▼ 0.52
50 Back SCY
35.53
32.17
▲ 3.36
31.08
▲ 1.09
—
28.27
▲ 2.81
100 Back SCY
1:13.68
1:04.13
▲ 9.55
1:02.77
▲ 1.36
58.60
▲ 4.17
58.37
▲ 0.23
200 Back SCY
2:50.53
2:28.25
▲ 22.28
2:17.06
▲ 11.19
2:06.38
▲ 10.68
2:04.07
▲ 2.31
50 Breast SCY
40.61
38.49
▲ 2.12
—
—
—
100 Breast SCY
1:37.64
1:19.42
▲ 18.22
1:12.47
▲ 6.95
1:10.92
▲ 1.55
—
200 Breast SCY
—
—
—
2:32.13
—
50 Fly SCY
—
30.63
—
—
—
100 Fly SCY
1:12.07
1:06.35
▲ 5.72
1:03.18
▲ 3.17
57.12
▲ 6.06
58.54
▼ 1.42
200 Fly SCY
2:57.92
2:39.77
▲ 18.15
—
—
—
100 IM SCY
—
1:08.55
—
1:01.35
▲ 7.20
—
200 IM SCY
—
2:27.25
2:11.74
▲ 15.51
2:08.63
▲ 3.11
2:10.60
▼ 1.97
400 IM SCY
—
5:19.86
4:36.73
▲ 43.13
4:25.60
▲ 11.13
4:33.35
▼ 7.75
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.