Swimmer profile
William Matthaei
Male13-14Northern Lights Swimming AssociationND · CENTRAL
SeasonUSA Swimming season runs Sept – Aug
Event
2022–23
2023–24
2024–25
2025–26
50 Free SCY
51.07
40.37
▲ 10.70
34.80
▲ 5.57
29.24
▲ 5.56
100 Free SCY
2:02.80
1:38.66
▲ 24.14
1:19.17
▲ 19.49
1:10.08
▲ 9.09
200 Free SCY
—
3:34.43
2:58.27
▲ 36.16
2:54.92
▲ 3.35
500 Free SCY
—
—
9:00.17
6:51.36
▲ 128.81
25 Back SCY
—
24.52
—
—
50 Back SCY
1:06.46
51.11
▲ 15.35
46.23
▲ 4.88
40.63
▲ 5.60
100 Back SCY
2:18.50
1:53.55
▲ 24.95
1:40.75
▲ 12.80
1:30.04
▲ 10.71
200 Back SCY
—
3:54.93
3:29.24
▲ 25.69
—
50 Breast SCY
—
1:02.54
50.16
▲ 12.38
40.75
▲ 9.41
100 Breast SCY
—
2:15.04
2:04.88
▲ 10.16
1:33.65
▲ 31.23
50 Fly SCY
—
1:04.68
51.63
▲ 13.05
35.94
▲ 15.69
100 Fly SCY
—
—
1:55.21
—
100 IM SCY
—
1:51.07
1:39.25
▲ 11.82
1:28.43
▲ 10.82
200 IM SCY
—
4:27.66
3:44.37
▲ 43.29
3:00.02
▲ 44.35
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.