Swimmer profile
Dean Koenders
MaleOpen / SeniorTualatin Hills Swim ClubOR · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2015–16
2016–17
2017–18
2018–19
2020–21
2021–22
2022–23
2023–24
2024–25
50 Free LCM
50.34
39.29
▲ 11.05
35.64
▲ 3.65
32.01
▲ 3.63
28.53
▲ 3.48
27.95
▲ 0.58
26.42
▲ 1.53
26.46
▼ 0.04
26.13
▲ 0.33
100 Free LCM
1:44.35
1:28.88
▲ 15.47
1:18.69
▲ 10.19
1:10.53
▲ 8.16
1:03.39
▲ 7.14
1:00.68
▲ 2.71
57.52
▲ 3.16
57.54
▼ 0.02
56.74
▲ 0.80
200 Free LCM
3:51.66
3:18.09
▲ 33.57
2:47.62
▲ 30.47
2:30.98
▲ 16.64
2:19.75
▲ 11.23
2:09.07
▲ 10.68
2:08.79
▲ 0.28
2:06.62
▲ 2.17
2:07.89
▼ 1.27
400 Free LCM
—
—
5:45.07
5:13.36
▲ 31.71
4:47.55
▲ 25.81
4:44.53
▲ 3.02
—
4:34.91
▲ 9.62
4:32.72
▲ 2.19
800 Free LCM
—
—
—
11:10.51
10:23.75
▲ 46.76
9:56.91
▲ 26.84
9:32.88
▲ 24.03
9:32.69
▲ 0.19
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1500 Free LCM
—
—
—
21:02.56
20:03.45
▲ 59.11
18:53.71
▲ 69.74
—
—
—
50 Back LCM
58.50
52.25
▲ 6.25
42.46
▲ 9.79
36.81
▲ 5.65
—
—
31.53
▲ 5.28
—
30.70
▲ 0.83
100 Back LCM
2:08.97
1:46.70
▲ 22.27
1:32.67
▲ 14.03
1:23.62
▲ 9.05
1:11.43
▲ 12.19
1:08.45
▲ 2.98
1:06.86
▲ 1.59
1:05.74
▲ 1.12
—
200 Back LCM
—
—
—
2:59.04
2:38.89
▲ 20.15
2:32.92
▲ 5.97
2:23.90
▲ 9.02
2:22.54
▲ 1.36
—
50 Breast LCM
1:00.20
51.48
▲ 8.72
43.31
▲ 8.17
38.35
▲ 4.96
—
33.39
▲ 4.96
31.73
▲ 1.66
31.83
▼ 0.10
30.68
▲ 1.15
100 Breast LCM
2:10.28
1:53.86
▲ 16.42
1:37.08
▲ 16.78
1:27.59
▲ 9.49
1:18.52
▲ 9.07
1:12.61
▲ 5.91
1:10.64
▲ 1.97
1:08.15
▲ 2.49
1:09.21
▼ 1.06
200 Breast LCM
—
—
—
3:12.81
2:51.72
▲ 21.09
2:43.49
▲ 8.23
2:35.19
▲ 8.30
2:36.41
▼ 1.22
2:37.12
▼ 0.71
50 Fly LCM
59.46
51.00
▲ 8.46
42.18
▲ 8.82
37.67
▲ 4.51
—
—
30.14
▲ 7.53
—
29.05
▲ 1.09
100 Fly LCM
—
2:05.55
1:43.69
▲ 21.86
1:27.76
▲ 15.93
1:16.46
▲ 11.30
1:16.62
▼ 0.16
1:07.85
▲ 8.77
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—
200 Fly LCM
—
—
—
—
3:14.02
—
—
2:42.58
▲ 31.44
—
200 IM LCM
4:18.45
3:42.20
▲ 36.25
3:05.91
▲ 36.29
2:52.46
▲ 13.45
2:35.70
▲ 16.76
2:25.90
▲ 9.80
2:20.74
▲ 5.16
2:20.88
▼ 0.14
2:20.90
▼ 0.02
400 IM LCM
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—
6:48.34
6:12.52
▲ 35.82
5:26.76
▲ 45.76
5:15.60
▲ 11.16
5:09.31
▲ 6.29
5:07.77
▲ 1.54
5:21.50
▼ 13.73
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.