PKNy · CZE
Johanka is a swimmer from Czechia, a butterfly specialist and a sprinter, whose official competitive record spans 2 meets.
Her recorded career begins in 2026 in Mladá Boleslav, where she raced the 100 butterfly in 2:25.05.
Her signature event is the 100 butterfly, her reference distance in butterfly, ahead of the 50 butterfly. Butterfly is the backbone of the whole record: 2 recorded swims.
Her fastest 100 butterfly stands at 2:25.05, set in short course (25 m) at Mladá Boleslav.
Those meets span 2 different venues (Mladá Boleslav and Rakovník). She has raced for PKNy.
Still active: the directory includes official activity in the 2026 season. Latest competition: Rakovník, on June 20, 2026. She holds 2 current event personal bests across 2 verified official swims.