Swimmer profile
Marie Mason
FemaleOpen / SeniorLegacy AquaticsOR · 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
37.35
32.78
▲ 4.57
31.15
▲ 1.63
30.47
▲ 0.68
30.93
▼ 0.46
30.25
▲ 0.68
28.32
▲ 1.93
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100 Free LCM
1:26.62
1:15.06
▲ 11.56
1:07.46
▲ 7.60
1:05.40
▲ 2.06
1:04.14
▲ 1.26
1:04.91
▼ 0.77
1:02.47
▲ 2.44
1:01.99
▲ 0.48
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200 Free LCM
3:11.40
2:49.54
▲ 21.86
2:27.13
▲ 22.41
2:24.66
▲ 2.47
2:15.56
▲ 9.10
2:17.47
▼ 1.91
2:12.61
▲ 4.86
2:13.79
▼ 1.18
2:13.80
▼ 0.01
400 Free LCM
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6:05.76
5:17.39
▲ 48.37
5:00.25
▲ 17.14
4:42.95
▲ 17.30
4:47.54
▼ 4.59
4:39.68
▲ 7.86
4:34.05
▲ 5.63
4:47.25
▼ 13.20
800 Free LCM
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11:14.75
10:24.19
▲ 50.56
9:44.19
▲ 40.00
9:30.81
▲ 13.38
9:36.12
▼ 5.31
9:20.93
▲ 15.19
9:36.76
▼ 15.83
1500 Free LCM
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—
—
—
18:26.09
18:18.30
▲ 7.79
17:40.69
▲ 37.61
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50 Back LCM
44.84
39.86
▲ 4.98
38.04
▲ 1.82
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—
34.91
▲ 3.13
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33.58
▲ 1.33
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100 Back LCM
1:36.06
1:25.71
▲ 10.35
1:20.48
▲ 5.23
1:12.78
▲ 7.70
1:13.14
▼ 0.36
1:12.22
▲ 0.92
1:13.08
▼ 0.86
1:12.13
▲ 0.95
1:10.86
▲ 1.27
200 Back LCM
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2:49.01
2:33.72
▲ 15.29
2:30.63
▲ 3.09
2:29.82
▲ 0.81
2:29.88
▼ 0.06
2:31.08
▼ 1.20
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50 Breast LCM
53.28
—
43.48
▲ 9.80
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—
—
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100 Breast LCM
1:56.30
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1:36.21
▲ 20.09
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50 Fly LCM
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37.92
35.09
▲ 2.83
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100 Fly LCM
1:57.66
—
1:28.28
▲ 29.38
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1:15.32
▲ 12.96
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200 IM LCM
3:35.02
3:06.73
▲ 28.29
2:47.62
▲ 19.11
2:34.88
▲ 12.74
2:30.83
▲ 4.05
2:30.06
▲ 0.77
2:28.75
▲ 1.31
2:27.92
▲ 0.83
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400 IM LCM
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5:58.26
5:44.74
▲ 13.52
5:16.89
▲ 27.85
5:16.78
▲ 0.11
5:13.89
▲ 2.89
5:12.77
▲ 1.12
5:21.40
▼ 8.63
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.