Swimmer profile
Leo Mercier
Male10 & UnderEast Grand Rapids AquaticsMI · CENTRAL
SeasonUSA Swimming season runs Sept – Aug
Event
2023–24
2024–25
2025–26
50 Free SCY
41.73
34.72
▲ 7.01
31.48
▲ 3.24
100 Free SCY
1:36.61
1:18.35
▲ 18.26
1:11.62
▲ 6.73
200 Free SCY
—
2:49.80
2:36.70
▲ 13.10
50 Back SCY
49.55
40.05
▲ 9.50
38.33
▲ 1.72
100 Back SCY
1:40.39
—
1:22.38
▲ 18.01
50 Breast SCY
1:04.98
44.06
▲ 20.92
38.88
▲ 5.18
100 Breast SCY
—
1:36.81
1:25.35
▲ 11.46
50 Fly SCY
—
—
37.16
100 IM SCY
—
—
1:17.89
200 IM SCY
—
—
2:56.89
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.