Swimmer profile
Ally O'Brien
FemaleOpen / SeniorAtlantis SwimmingMI · CENTRAL
SeasonUSA Swimming season runs Sept – Aug
Event
2021–22
2022–23
2023–24
2024–25
50 Free LCM
—
30.81
28.37
▲ 2.44
28.98
▼ 0.61
100 Free LCM
—
1:06.72
1:02.93
▲ 3.79
1:02.02
▲ 0.91
100 Back LCM
—
1:19.78
—
—
200 Back LCM
2:50.51
—
—
—
50 Breast LCM
—
—
—
37.39
100 Breast LCM
—
1:22.25
1:19.31
▲ 2.94
1:20.15
▼ 0.84
200 Breast LCM
3:04.02
2:59.96
▲ 4.06
2:53.70
▲ 6.26
2:53.29
▲ 0.41
100 Fly LCM
1:16.00
1:12.10
▲ 3.90
1:08.92
▲ 3.18
1:09.58
▼ 0.66
200 IM LCM
—
2:37.36
2:36.92
▲ 0.44
2:35.58
▲ 1.34
400 IM LCM
—
5:31.52
—
—
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.