USK · CZE
Jan is a swimmer from Czechia, a butterfly specialist and a distance swimmer, whose official competitive record spans 2 seasons and 2 meets.
His recorded career begins in 2025 in Praha - Radlice, where he raced the 100 butterfly in 58.82.
His signature event is the 100 butterfly, his reference distance in butterfly, ahead of the 50 butterfly and 400 butterfly. Butterfly is the backbone of the whole record: 4 recorded swims.
His fastest 100 butterfly stands at 58.82, set in short course (25 m) at Praha - Radlice.
Those meets span 2 different venues (Praha - Radlice and Aquacentrum Pardubice).
Still active: the directory includes official activity in the 2026 season. Latest competition: Aquacentrum Pardubice, on February 22, 2026. He holds 4 current event personal bests across 4 verified official swims.