Swimmer profile
Siena Marku
Female15-16Palo Alto Stanford AquaticsPC · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2018–19
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
45.00
34.40
▲ 10.60
31.21
▲ 3.19
—
30.47
▲ 0.74
—
100 Free LCM
1:37.42
—
1:08.28
▲ 29.14
1:05.82
▲ 2.46
—
—
200 Free LCM
—
2:54.13
—
—
2:21.57
▲ 32.56
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400 Free LCM
—
—
—
—
4:57.75
5:04.12
▼ 6.37
50 Back LCM
51.41
47.14
▲ 4.27
—
—
—
—
100 Back LCM
1:51.32
—
1:26.35
▲ 24.97
1:17.98
▲ 8.37
—
1:19.98
▼ 2.00
200 Back LCM
—
—
—
2:42.83
2:41.69
▲ 1.14
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50 Breast LCM
1:00.08
47.19
▲ 12.89
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—
—
—
100 Breast LCM
2:07.63
1:39.24
▲ 28.39
1:26.38
▲ 12.86
1:26.59
▼ 0.21
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—
200 Breast LCM
—
3:29.72
3:05.35
▲ 24.37
3:02.50
▲ 2.85
—
—
50 Fly LCM
55.99
39.32
▲ 16.67
—
—
33.09
▲ 6.23
—
100 Fly LCM
2:12.48
1:39.59
▲ 32.89
1:16.91
▲ 22.68
1:11.37
▲ 5.54
1:10.48
▲ 0.89
1:15.95
▼ 5.47
200 Fly LCM
—
—
—
—
2:37.35
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200 IM LCM
—
3:07.20
2:48.14
▲ 19.06
2:40.91
▲ 7.23
2:39.20
▲ 1.71
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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.