PKNy · CZE
Jan is a swimmer from Czechia, a butterfly specialist and a distance swimmer, whose official competitive record spans 5 meets.
His recorded career begins in 2026 in Neratovice, where he raced the 400 butterfly in 7:00.72.
His signature event is the 400 butterfly, his reference distance in butterfly, ahead of the 200 butterfly and 50 butterfly. Butterfly is the backbone of the whole record: 5 recorded swims.
His fastest 400 butterfly stands at 7:00.72, set in short course (25 m) at Neratovice.
Those meets span 4 different venues (Neratovice, Kralupy Nad Vltavou, Mladá Boleslav and Příbram). He has raced for PKNy.
Still active: the directory includes official activity in the 2026 season. Latest competition: Příbram, on October 11, 2026. He holds 7 current event personal bests across 7 verified official swims.