Swimmer profile
Julianna Marrero
Female15-16Jersey Flyers Aquatic ClubNJ · EASTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2017–18
2018–19
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
46.73
39.70
▲ 7.03
30.28
▲ 9.42
29.44
▲ 0.84
28.42
▲ 1.02
28.73
▼ 0.31
29.66
▼ 0.93
100 Free LCM
1:40.34
1:30.65
▲ 9.69
1:09.38
▲ 21.27
1:04.20
▲ 5.18
1:02.14
▲ 2.06
1:02.78
▼ 0.64
—
200 Free LCM
—
—
—
2:18.94
2:18.38
▲ 0.56
—
—
400 Free LCM
—
—
—
4:59.13
4:53.66
▲ 5.47
—
4:58.54
▼ 4.88
50 Back LCM
—
48.52
—
—
—
—
—
100 Back LCM
1:53.87
1:40.30
▲ 13.57
—
1:16.66
▲ 23.64
—
1:17.93
▼ 1.27
—
50 Breast LCM
58.85
50.73
▲ 8.12
38.92
▲ 11.81
36.60
▲ 2.32
—
—
35.93
▲ 0.67
100 Breast LCM
—
1:53.21
1:27.95
▲ 25.26
1:20.00
▲ 7.95
1:17.71
▲ 2.29
1:17.98
▼ 0.27
1:20.14
▼ 2.16
200 Breast LCM
—
—
3:06.82
2:54.40
▲ 12.42
2:50.46
▲ 3.94
2:47.29
▲ 3.17
2:51.87
▼ 4.58
50 Fly LCM
—
—
33.86
—
—
—
—
100 Fly LCM
—
—
1:18.01
1:13.09
▲ 4.92
1:07.73
▲ 5.36
1:08.69
▼ 0.96
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200 IM LCM
—
—
2:49.54
2:36.94
▲ 12.60
2:29.85
▲ 7.09
2:33.09
▼ 3.24
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400 IM LCM
—
—
—
5:32.82
5:33.06
▼ 0.24
—
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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.