Mackenzie O'Brien
Also swam for Unattached (2025). Best times below include every one of them.
30 events90 swims21 meetsLast raced Jun 7, 2026
100 IM SCY59.25
FastestField
MIMID
Team
1
of 6
MI
LSC
4
of 241
MI
State
4
of 241
Central
Zone
16
of 1,353
USA
National
46
of 4,550
Girls 15-16 · best in age group · set Feb 2026Full board
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USA Swimming time standards — 15-16 Girls
Other Mid-Michigan Aquatics swimmers around Mackenzie's age: Sydney GodfreyJackson GebhardMiki PerdikakisAnderson UsherAiden Latimer