BiJa · CZE
František is a swimmer from Czechia, a butterfly specialist and a sprinter, whose official competitive record spans 2 seasons and 10 meets.
His recorded career begins in 2025 in Jablonec Nad Nisou, where he raced the 800 butterfly in 12:14.46. He started out alongside Tělovýchovná jednota Bižuterie, z.s..
His signature event is the 100 butterfly, the event he has raced the most, followed by the 50 butterfly and 200 butterfly. Butterfly is the backbone of the whole record: 9 meets and 17 recorded swims.
His fastest 100 butterfly stands at 1:08.29, set in long course (50 m) at Praha - Podolí.
2026 is the busiest season on record, with 18 verified individual swims.
Those meets span 7 different venues (Jablonec Nad Nisou, Česká Lípa, Trutnov and Děčín…). He has raced for BiJa.
Still active: the directory includes official activity in the 2026 season. The last race on record is dated September 19, 2026 in Mladá Boleslav, with 2 swims: 1:15.45 in the 100 individual medley and 1:31.57 in the 100 butterfly, all in short course (25 m) and 1 PB improvement. He holds 11 current event personal bests and 18 all-time PB improvements across 20 verified official swims.