Cst-Cst Costa Azahar · ESP
Oliver is a swimmer from Spain, a backstroke specialist and a sprinter, whose official competitive record spans 8 seasons, 2 countries and 85 meets.
His recorded career begins in 2019 in Premia, where he raced the 50 breaststroke in 48.39. He started out alongside C.N. SANT ADRIA.
His signature event is the 100 backstroke, the event he has raced the most, followed by the 50 backstroke and 100 freestyle. Backstroke is the backbone of the whole record: 55 meets and 101 recorded swims.
His fastest 100 backstroke stands at 1:00.45, set in long course (50 m) at Castellón.
The record runs unbroken from 2019 to 2026: 8 consecutive seasons without a single missing year. 2025 is the busiest season on record, with 44 verified individual swims.
He is a genuinely international swimmer: the official record spans 2 countries (Spain and UNK), including 8 of 85 meets outside Spain.
Those meets span 7 different venues (Castellón, Palma, Sabadell and Mataró…). He has raced for Cst-Cst Costa Azahar and C.N. SANT ADRIA.
Still active: the directory includes official activity in the 2026 season. The last race on record is dated July 5, 2026 in Castellón, with 2 swims: 28.34 in the 50 backstroke and 54.30 in the 100 freestyle, all in long course (50 m) and 1 PB improvement. He holds 33 current event personal bests and 214 all-time PB improvements across 237 verified official swims in competitions governed by RFEN.