Swimmer profile
Madison Marmion
Female10 & UnderMason Manta RaysOH · CENTRAL
SeasonUSA Swimming season runs Sept – Aug
Event
2023–24
2024–25
2025–26
50 Free LCM
1:07.06
46.46
▲ 20.60
47.00
▼ 0.54
100 Free LCM
2:14.81
—
—
50 Back LCM
1:15.06
57.67
▲ 17.39
53.51
▲ 4.16
50 Fly LCM
1:25.07
1:07.25
▲ 17.82
55.56
▲ 11.69
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.