Swimmer profile
Niamh McWilliams
Female17-18Clovis Swim ClubWT · SOUTHERN
SeasonUSA Swimming season runs Sept – Aug
Event
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
33.53
31.28
▲ 2.25
29.69
▲ 1.59
28.37
▲ 1.32
27.69
▲ 0.68
26.95
▲ 0.74
100 Free SCY
1:15.96
1:07.10
▲ 8.86
1:03.86
▲ 3.24
1:04.08
▼ 0.22
1:02.40
▲ 1.68
58.25
▲ 4.15
200 Free SCY
2:52.78
2:23.24
▲ 29.54
2:14.67
▲ 8.57
2:17.41
▼ 2.74
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2:05.01
▲ 12.40
500 Free SCY
8:12.25
6:17.04
▲ 115.21
6:17.47
▼ 0.43
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1000 Free SCY
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12:49.24
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—
—
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1650 Free SCY
—
—
21:45.57
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—
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50 Back SCY
39.47
—
—
34.52
▲ 4.95
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100 Back SCY
1:27.24
1:18.71
▲ 8.53
1:17.28
▲ 1.43
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1:14.29
▲ 2.99
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200 Back SCY
3:33.41
2:44.11
▲ 49.30
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—
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100 Breast SCY
—
1:36.68
1:30.01
▲ 6.67
—
1:28.34
▲ 1.67
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50 Fly SCY
—
—
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31.35
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100 Fly SCY
—
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1:17.66
1:08.56
▲ 9.10
1:05.06
▲ 3.50
1:02.53
▲ 2.53
200 Fly SCY
—
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2:47.06
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100 IM SCY
—
—
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1:15.21
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200 IM SCY
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3:03.36
2:44.38
▲ 18.98
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2:37.14
▲ 7.24
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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.