PKZn · CZE
Marek is a swimmer from Czechia, a butterfly specialist, whose official competitive record spans 2 seasons and 6 meets.
His recorded career begins in 2025 in Znojmo, Louka, where he raced the 100 individual medley in 1:45.30.
His signature event is the 50 butterfly, his reference distance in butterfly, ahead of the 100 butterfly and 200 butterfly. Butterfly is the backbone of the whole record: 9 recorded swims.
His fastest 50 butterfly stands at 49.98, set in long course (50 m) at Brno-Lužánky.
Those meets span 4 different venues (Znojmo, Louka, Hodonín, Brno-lužánky and Znojmo, Melkusova 44).
Still active: the directory includes official activity in the 2026 season. Latest competition: Brno-Lužánky, on May 23, 2026. He holds 11 current event personal bests across 11 verified official swims.