Swimmer profile

Leonie Kostowicz

Female10 & UnderGulliver Swim ClubFGC · SOUTHERN

Short-Course YardsLong-Course Meters
PerformanceProgressionGoalsTime StandardsMeets
SeasonUSA Swimming season runs Sept – Aug
Event
2025–26
50 Free SCY
39.98
50 Back SCY
50.21
25 Breast SCY
27.49
50 Breast SCY
58.92
25 Fly SCY
22.71
100 IM SCY
1:57.19
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.

50 Free SCY39.98PB
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50 Back SCY50.21PB
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50 Breast SCY58.92PB
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