Swimmer profile
William Derillac
Male13-14Blazing BarracudasOH · CENTRAL
SeasonUSA Swimming season runs Sept – Aug
Event
2019–20
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
53.78
—
34.39
▲ 19.39
32.67
▲ 1.72
29.85
▲ 2.82
27.20
▲ 2.65
24.27
▲ 2.93
100 Free SCY
2:04.58
1:32.04
▲ 32.54
1:17.58
▲ 14.46
1:10.10
▲ 7.48
1:06.73
▲ 3.37
57.92
▲ 8.81
52.99
▲ 4.93
200 Free SCY
—
—
2:52.54
2:31.81
▲ 20.73
2:25.89
▲ 5.92
2:19.35
▲ 6.54
1:56.01
▲ 23.34
500 Free SCY
—
—
—
—
6:17.22
5:49.96
▲ 27.26
5:13.18
▲ 36.78
1650 Free SCY
—
—
—
—
—
—
19:33.18
50 Back SCY
56.23
—
41.42
▲ 14.81
38.20
▲ 3.22
36.97
▲ 1.23
33.38
▲ 3.59
27.81
▲ 5.57
100 Back SCY
—
—
1:32.77
1:21.80
▲ 10.97
1:14.01
▲ 7.79
1:12.16
▲ 1.85
1:00.93
▲ 11.23
200 Back SCY
—
—
—
—
—
2:34.21
2:22.77
▲ 11.44
50 Breast SCY
1:12.54
56.25
▲ 16.29
52.06
▲ 4.19
43.96
▲ 8.10
40.11
▲ 3.85
36.44
▲ 3.67
31.04
▲ 5.40
100 Breast SCY
—
1:57.17
1:52.60
▲ 4.57
1:40.91
▲ 11.69
1:34.49
▲ 6.42
1:22.16
▲ 12.33
1:18.50
▲ 3.66
50 Fly SCY
—
44.35
36.72
▲ 7.63
33.49
▲ 3.23
30.81
▲ 2.68
28.15
▲ 2.66
26.01
▲ 2.14
100 Fly SCY
—
—
1:35.30
1:15.84
▲ 19.46
1:07.06
▲ 8.78
1:02.15
▲ 4.91
57.75
▲ 4.40
200 Fly SCY
—
—
—
—
—
2:26.18
2:13.81
▲ 12.37
100 IM SCY
—
1:43.05
1:33.24
▲ 9.81
1:21.05
▲ 12.19
1:16.50
▲ 4.55
1:07.50
▲ 9.00
—
200 IM SCY
—
—
3:01.37
2:56.35
▲ 5.02
2:40.28
▲ 16.07
2:23.22
▲ 17.06
2:11.13
▲ 12.09
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.