SlPl · CZE
Vilém is a swimmer from Czechia, a butterfly specialist, whose official competitive record spans 4 seasons and 18 meets.
His recorded career begins in 2023, and one of his earliest marks still on file is the 1500 butterfly in 18:57.93, raced in Cheb. He started out alongside Plavecký klub Slávia VŠ Plzeň z.s..
His signature event is the 200 butterfly, the event he has raced the most, followed by the 100 butterfly and 50 butterfly. Butterfly is the backbone of the whole record: 16 meets and 27 recorded swims.
His fastest 200 butterfly stands at 2:11.58, set in long course (50 m) at Regensburg.
The record runs unbroken from 2023 to 2026: 4 consecutive seasons without a single missing year. 2025 is the busiest season on record, with 16 verified individual swims.
Those meets span 11 different venues (Plzeň - Slovany, Plzeň, Regensburg and Cheb…). He has raced for SlPl.
Still active: the directory includes official activity in the 2026 season. The last race on record is dated September 12, 2026 in Chomutov, with 2 swims: 25.67 in the 50 butterfly and 56.39 in the 100 butterfly, all in short course (25 m) and 2 PB improvements. He holds 15 current event personal bests and 28 all-time PB improvements across 32 verified official swims.