Swimmer profile
Mark Crook
Male15-16Mountain Valley AquaticsSE · SOUTHERN
SeasonUSA Swimming season runs Sept – Aug
Event
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
27.16
24.18
▲ 2.98
22.59
▲ 1.59
21.99
▲ 0.60
21.46
▲ 0.53
100 Free SCY
1:02.92
54.84
▲ 8.08
48.81
▲ 6.03
48.08
▲ 0.73
46.96
▲ 1.12
200 Free SCY
—
1:56.73
1:47.10
▲ 9.63
1:44.85
▲ 2.25
1:43.47
▲ 1.38
500 Free SCY
—
5:32.74
4:52.75
▲ 39.99
4:43.24
▲ 9.51
4:51.49
▼ 8.25
1000 Free SCY
—
—
—
11:02.23
10:19.27
▲ 42.96
50 Back SCY
33.65
28.66
▲ 4.99
—
27.06
▲ 1.60
—
100 Back SCY
—
1:00.81
55.09
▲ 5.72
53.71
▲ 1.38
51.83
▲ 1.88
200 Back SCY
—
2:12.25
2:03.04
▲ 9.21
1:58.61
▲ 4.43
1:56.99
▲ 1.62
50 Breast SCY
36.34
31.07
▲ 5.27
—
30.98
▲ 0.09
—
100 Breast SCY
—
1:07.40
1:01.74
▲ 5.66
1:01.96
▼ 0.22
1:04.37
▼ 2.41
200 Breast SCY
—
2:28.58
2:22.11
▲ 6.47
—
—
50 Fly SCY
32.43
27.28
▲ 5.15
—
25.36
▲ 1.92
—
100 Fly SCY
—
—
58.04
53.95
▲ 4.09
53.39
▲ 0.56
200 Fly SCY
—
—
2:18.98
2:11.94
▲ 7.04
2:13.28
▼ 1.34
100 IM SCY
—
1:00.33
58.47
▲ 1.86
58.08
▲ 0.39
57.58
▲ 0.50
200 IM SCY
—
2:13.08
2:00.66
▲ 12.42
1:57.88
▲ 2.78
1:56.96
▲ 0.92
400 IM SCY
—
—
4:20.20
4:20.21
▼ 0.01
4:21.26
▼ 1.05
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.