Swimmer profile
Max O'Neil
MaleOpen / SeniorUniv of Denver HilltoppersCO · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2016–17
2017–18
2018–19
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
34.14
31.09
▲ 3.05
29.88
▲ 1.21
27.77
▲ 2.11
26.97
▲ 0.80
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—
25.40
▲ 1.57
26.60
▼ 1.20
100 Free LCM
1:14.56
1:09.48
▲ 5.08
1:04.32
▲ 5.16
1:00.06
▲ 4.26
58.30
▲ 1.76
—
55.25
▲ 3.05
54.97
▲ 0.28
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200 Free LCM
2:41.95
2:26.68
▲ 15.27
2:19.38
▲ 7.30
2:07.65
▲ 11.73
2:04.56
▲ 3.09
2:05.06
▼ 0.50
1:58.35
▲ 6.71
2:01.02
▼ 2.67
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400 Free LCM
5:45.26
5:13.65
▲ 31.61
4:46.29
▲ 27.36
4:20.78
▲ 25.51
4:17.45
▲ 3.33
4:12.51
▲ 4.94
4:09.63
▲ 2.88
4:16.04
▼ 6.41
4:27.05
▼ 11.01
800 Free LCM
—
10:44.88
—
9:00.68
▲ 104.20
8:57.22
▲ 3.46
8:38.63
▲ 18.59
9:05.32
▼ 26.69
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—
1500 Free LCM
—
—
19:47.87
—
16:47.45
▲ 180.42
16:46.91
▲ 0.54
16:35.90
▲ 11.01
17:10.13
▼ 34.23
17:12.37
▼ 2.24
50 Back LCM
43.41
39.33
▲ 4.08
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—
—
—
—
—
—
100 Back LCM
1:32.26
1:21.23
▲ 11.03
1:15.91
▲ 5.32
1:09.97
▲ 5.94
1:08.87
▲ 1.10
1:06.92
▲ 1.95
1:08.53
▼ 1.61
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—
200 Back LCM
3:11.31
2:56.29
▲ 15.02
2:40.12
▲ 16.17
—
2:27.50
▲ 12.62
2:25.16
▲ 2.34
2:30.56
▼ 5.40
—
—
50 Breast LCM
51.12
—
—
—
—
—
—
—
—
100 Breast LCM
1:49.75
—
1:37.01
▲ 12.74
—
1:17.95
▲ 19.06
1:18.04
▼ 0.09
1:24.26
▼ 6.22
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—
200 Breast LCM
3:48.33
—
3:15.97
▲ 32.36
—
2:59.42
▲ 16.55
—
—
—
—
50 Fly LCM
39.90
35.78
▲ 4.12
—
—
28.53
▲ 7.25
—
27.81
▲ 0.72
—
—
100 Fly LCM
—
1:18.91
1:07.85
▲ 11.06
1:00.67
▲ 7.18
1:00.64
▲ 0.03
1:00.40
▲ 0.24
58.99
▲ 1.41
57.60
▲ 1.39
59.51
▼ 1.91
200 Fly LCM
—
—
2:29.93
2:13.75
▲ 16.18
2:08.09
▲ 5.66
2:05.31
▲ 2.78
2:06.01
▼ 0.70
2:04.53
▲ 1.48
2:13.28
▼ 8.75
200 IM LCM
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2:56.84
2:41.89
▲ 14.95
2:21.98
▲ 19.91
2:25.18
▼ 3.20
2:30.10
▼ 4.92
2:23.75
▲ 6.35
—
2:23.51
▲ 0.24
400 IM LCM
—
—
5:42.26
—
5:13.84
▲ 28.42
5:09.28
▲ 4.56
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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.