Swimmer profile
Sienna Shieh
Female15-16The Greater Morristown YMCANJ · EASTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2018–19
2019–20
2022–23
2023–24
2024–25
2025–26
50 Free SCY
—
39.51
31.90
▲ 7.61
30.50
▲ 1.40
28.97
▲ 1.53
26.94
▲ 2.03
100 Free SCY
1:59.83
1:31.08
▲ 28.75
—
1:08.77
▲ 22.31
1:04.41
▲ 4.36
1:01.10
▲ 3.31
200 Free SCY
—
—
—
—
—
2:08.72
500 Free SCY
—
—
—
6:32.66
5:58.46
▲ 34.20
—
50 Back SCY
52.69
46.62
▲ 6.07
39.17
▲ 7.45
35.81
▲ 3.36
—
32.90
▲ 2.91
100 Back SCY
—
1:36.66
—
1:18.68
▲ 17.98
1:18.27
▲ 0.41
1:11.22
▲ 7.05
200 Back SCY
—
—
—
2:41.64
2:48.88
▼ 7.24
2:35.57
▲ 13.31
50 Breast SCY
—
53.38
—
—
—
35.33
▲ 18.05
100 Breast SCY
—
1:49.66
—
1:23.27
▲ 26.39
1:20.90
▲ 2.37
1:16.32
▲ 4.58
200 Breast SCY
—
—
—
—
3:01.45
2:37.74
▲ 23.71
50 Fly SCY
—
—
35.69
—
—
—
100 Fly SCY
—
—
—
1:09.10
1:06.93
▲ 2.17
1:02.13
▲ 4.80
200 Fly SCY
—
—
—
2:37.19
2:24.24
▲ 12.95
2:18.80
▲ 5.44
100 IM SCY
1:56.79
1:39.18
▲ 17.61
1:21.32
▲ 17.86
1:15.69
▲ 5.63
—
—
200 IM SCY
—
3:42.69
—
2:45.68
▲ 57.01
—
2:20.38
▲ 25.30
400 IM SCY
—
—
—
5:33.65
5:05.79
▲ 27.86
4:56.84
▲ 8.95
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.