Swimmer profile
Liam O'Brien
Male13-14Spy SwimmingMD · EASTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2022–23
2023–24
2024–25
2025–26
50 Free SCY
31.71
28.74
▲ 2.97
28.47
▲ 0.27
25.89
▲ 2.58
100 Free SCY
1:18.85
1:03.56
▲ 15.29
1:02.09
▲ 1.47
58.21
▲ 3.88
200 Free SCY
2:40.07
2:25.30
▲ 14.77
2:23.90
▲ 1.40
2:12.82
▲ 11.08
500 Free SCY
—
6:57.78
6:05.77
▲ 52.01
5:57.03
▲ 8.74
50 Back SCY
38.19
34.97
▲ 3.22
34.50
▲ 0.47
—
50 Breast SCY
39.30
35.07
▲ 4.23
34.54
▲ 0.53
30.78
▲ 3.76
100 Breast SCY
1:28.19
1:20.33
▲ 7.86
1:17.63
▲ 2.70
1:07.11
▲ 10.52
200 Breast SCY
—
—
2:55.31
2:30.15
▲ 25.16
50 Fly SCY
39.38
34.80
▲ 4.58
33.96
▲ 0.84
—
100 Fly SCY
—
—
1:15.53
1:12.41
▲ 3.12
100 IM SCY
1:17.89
1:12.69
▲ 5.20
1:13.20
▼ 0.51
—
200 IM SCY
—
2:34.43
2:33.32
▲ 1.11
2:20.59
▲ 12.73
400 IM SCY
—
—
—
5:01.36
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.