SHARK · CZE
Marek is a swimmer from Czechia, a butterfly specialist, whose official competitive record spans 3 meets.
His recorded career begins in 2026 in Brno - Lužánky, where he raced the 100 butterfly in 1:39.49.
His signature event is the 100 butterfly, his reference distance in butterfly, ahead of the 200 butterfly and 50 butterfly. Butterfly is the backbone of the whole record: 8 recorded swims.
His fastest 100 butterfly stands at 1:39.49, set in long course (50 m) at Brno - Lužánky.
Those meets span 4 different venues (Brno - Lužánky, Zlín, Jihlava and Lázně Zlín).
Still active: the directory includes official activity in the 2026 season. Latest competition: Lázně Zlín, on October 4, 2026. He holds 11 current event personal bests across 11 verified official swims.