Swimmer profile
Harper Johnson
Female11-12Loyola Blakefield AquaticsMD · EASTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2022–23
2023–24
2024–25
2025–26
50 Free LCM
51.13
40.32
▲ 10.81
37.94
▲ 2.38
35.66
▲ 2.28
100 Free LCM
—
1:37.52
1:26.93
▲ 10.59
1:21.91
▲ 5.02
200 Free LCM
—
—
3:08.94
2:53.05
▲ 15.89
400 Free LCM
—
—
—
6:03.31
50 Back LCM
1:04.78
52.20
▲ 12.58
47.04
▲ 5.16
44.51
▲ 2.53
100 Back LCM
—
1:55.39
1:40.72
▲ 14.67
1:44.10
▼ 3.38
50 Breast LCM
—
1:03.24
50.96
▲ 12.28
45.53
▲ 5.43
100 Breast LCM
—
2:25.89
1:57.19
▲ 28.70
1:41.38
▲ 15.81
50 Fly LCM
—
52.35
47.17
▲ 5.18
40.99
▲ 6.18
200 IM LCM
—
—
3:36.58
3:19.42
▲ 17.16
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.