Swimmer profile
Boyu Niu
Male13-14Houston HydraGU · SOUTHERN
SeasonUSA Swimming season runs Sept – Aug
Event
2023–24
2024–25
2025–26
50 Free LCM
39.19
31.46
▲ 7.73
28.15
▲ 3.31
100 Free LCM
1:31.21
1:09.21
▲ 22.00
1:02.59
▲ 6.62
200 Free LCM
3:24.78
2:37.85
▲ 46.93
2:18.47
▲ 19.38
50 Back LCM
48.93
—
35.20
▲ 13.73
100 Back LCM
1:46.63
1:27.90
▲ 18.73
1:22.91
▲ 4.99
200 Back LCM
—
3:12.59
—
50 Breast LCM
50.63
38.26
▲ 12.37
33.02
▲ 5.24
100 Breast LCM
1:48.36
1:16.46
▲ 31.90
1:12.24
▲ 4.22
200 Breast LCM
—
2:50.12
2:40.06
▲ 10.06
50 Fly LCM
48.16
—
29.91
▲ 18.25
100 Fly LCM
—
1:14.30
1:05.50
▲ 8.80
200 IM LCM
—
2:39.02
2:28.01
▲ 11.01
400 IM LCM
—
—
5:27.85
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.