KoKa · CZE
Alexandr is a swimmer from Czechia, a butterfly specialist, whose official competitive record spans 4 seasons and 11 meets.
His recorded career begins in 2022 in Opava, where he raced the 1500 butterfly in 22:37.37.
His signature event is the 200 butterfly, his reference distance in butterfly, ahead of the 100 butterfly and 50 butterfly. Butterfly is the backbone of the whole record: 9 recorded swims.
His fastest 200 butterfly stands at 2:28.21, set in long course (50 m) at Nový Jičín.
The record runs unbroken from 2022 to 2025: 4 consecutive seasons without a single missing year.
Those meets span 9 different venues (Opava, Brno Lužánky, Nový Jičín and Havířov…).
Latest competition: Havířov, on May 9, 2025. He closes this record with 13 current event personal bests, across 13 verified official swims.