Swimmer profile
Jonathan Dong
MaleOpen / SeniorPiedmont Swim TeamPC · WESTERNCollege athlete · Pomona-PitzerD3
SeasonUSA Swimming season runs Sept – Aug
Event
2017–18
2018–19
2020–21
2022–23
2023–24
2024–25
2025–26
50 Free LCM
40.54
—
30.36
▲ 10.18
26.89
▲ 3.47
26.22
▲ 0.67
26.21
▲ 0.01
26.45
▼ 0.24
100 Free LCM
1:34.31
1:23.60
▲ 10.71
1:07.23
▲ 16.37
59.04
▲ 8.19
57.62
▲ 1.42
57.85
▼ 0.23
—
200 Free LCM
—
—
—
—
2:10.75
—
—
400 Free LCM
—
—
—
4:55.01
4:50.57
▲ 4.44
—
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50 Back LCM
—
—
34.50
—
—
—
—
100 Back LCM
—
—
1:15.59
1:07.69
▲ 7.90
1:04.54
▲ 3.15
1:03.31
▲ 1.23
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200 Back LCM
—
—
—
2:22.42
2:17.63
▲ 4.79
2:20.83
▼ 3.20
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200 IM LCM
—
—
—
2:34.08
2:27.95
▲ 6.13
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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.