Swimmer profile
Jillian Wiersema
Female17-18H2okie AquaticsVA · EASTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2018–19
2019–20
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
34.75
30.95
▲ 3.80
30.53
▲ 0.42
28.83
▲ 1.70
26.83
▲ 2.00
25.43
▲ 1.40
24.45
▲ 0.98
24.25
▲ 0.20
100 Free SCY
1:19.34
1:14.13
▲ 5.21
1:07.40
▲ 6.73
1:03.38
▲ 4.02
59.38
▲ 4.00
54.42
▲ 4.96
52.34
▲ 2.08
52.25
▲ 0.09
200 Free SCY
2:58.47
2:28.71
▲ 29.76
2:26.05
▲ 2.66
2:19.14
▲ 6.91
2:10.02
▲ 9.12
1:54.83
▲ 15.19
1:50.64
▲ 4.19
1:49.95
▲ 0.69
500 Free SCY
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7:18.95
6:30.07
▲ 48.88
6:13.77
▲ 16.30
5:34.44
▲ 39.33
5:09.91
▲ 24.53
4:55.06
▲ 14.85
4:53.99
▲ 1.07
1000 Free SCY
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—
—
—
—
11:00.56
10:07.75
▲ 52.81
10:04.59
▲ 3.16
1650 Free SCY
—
—
—
—
—
17:57.53
17:16.83
▲ 40.70
16:59.02
▲ 17.81
50 Back SCY
39.44
36.72
▲ 2.72
34.38
▲ 2.34
31.88
▲ 2.50
—
28.47
▲ 3.41
27.70
▲ 0.77
26.96
▲ 0.74
100 Back SCY
1:27.77
1:15.41
▲ 12.36
1:13.99
▲ 1.42
1:08.02
▲ 5.97
1:03.76
▲ 4.26
1:00.81
▲ 2.95
57.89
▲ 2.92
56.84
▲ 1.05
200 Back SCY
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—
—
2:28.34
2:17.01
▲ 11.33
2:07.42
▲ 9.59
2:03.53
▲ 3.89
2:01.61
▲ 1.92
50 Breast SCY
55.55
47.85
▲ 7.70
44.52
▲ 3.33
40.40
▲ 4.12
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—
—
—
100 Breast SCY
1:56.45
1:43.84
▲ 12.61
1:36.89
▲ 6.95
1:31.39
▲ 5.50
1:24.44
▲ 6.95
—
1:17.01
▲ 7.43
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200 Breast SCY
—
—
—
—
2:55.23
2:48.67
▲ 6.56
2:41.83
▲ 6.84
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50 Fly SCY
48.11
42.89
▲ 5.22
35.87
▲ 7.02
35.48
▲ 0.39
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—
—
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100 Fly SCY
1:50.47
1:40.56
▲ 9.91
1:33.03
▲ 7.53
1:19.90
▲ 13.13
1:12.36
▲ 7.54
—
1:03.95
▲ 8.41
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200 Fly SCY
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—
—
—
2:40.22
2:33.03
▲ 7.19
2:20.70
▲ 12.33
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100 IM SCY
1:30.88
1:27.24
▲ 3.64
1:18.39
▲ 8.85
1:14.32
▲ 4.07
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—
—
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200 IM SCY
3:23.57
3:08.32
▲ 15.25
2:47.05
▲ 21.27
2:41.70
▲ 5.35
2:26.54
▲ 15.16
2:20.01
▲ 6.53
2:13.26
▲ 6.75
2:10.34
▲ 2.92
400 IM SCY
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—
—
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5:06.98
4:56.24
▲ 10.74
4:46.79
▲ 9.45
4:38.36
▲ 8.43
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.