Swimmer profile
Colin Kokjohn
Male11-12Des Moines Swimming FederationIA · CENTRAL
SeasonUSA Swimming season runs Sept – Aug
Event
2021–22
2022–23
2023–24
2024–25
2025–26
25 Free SCY
—
20.06
—
—
—
50 Free SCY
1:02.25
41.76
▲ 20.49
38.81
▲ 2.95
35.45
▲ 3.36
32.43
▲ 3.02
100 Free SCY
—
—
1:26.59
1:23.07
▲ 3.52
1:17.97
▲ 5.10
200 Free SCY
—
—
3:12.78
2:57.87
▲ 14.91
2:46.05
▲ 11.82
25 Back SCY
—
24.62
—
—
—
50 Back SCY
1:01.21
57.95
▲ 3.26
50.28
▲ 7.67
50.25
▲ 0.03
42.62
▲ 7.63
100 Back SCY
—
—
1:42.44
1:36.63
▲ 5.81
—
25 Breast SCY
—
27.29
—
—
—
50 Breast SCY
—
—
52.69
45.36
▲ 7.33
40.27
▲ 5.09
100 Breast SCY
—
2:05.90
1:53.15
▲ 12.75
1:44.70
▲ 8.45
1:30.91
▲ 13.79
200 Breast SCY
—
—
—
—
3:10.62
100 IM SCY
—
—
1:42.65
—
—
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.