ESP
Sergio is a swimmer from Spain, a breaststroke specialist and a sprinter, whose official competitive record spans 19 seasons, 20 years and 237 meets.
His recorded career begins in 2007, and one of his earliest marks still on file is the 800 freestyle in 10:30.63, raced in Valladolid. He started out alongside C.N. PALENCIA.
His signature event is the 100 breaststroke, the event he has raced the most, followed by the 50 breaststroke and 200 breaststroke. Breaststroke is the backbone of the whole record: 170 meets and 401 recorded swims.
His fastest 100 breaststroke stands at 1:05.28, set in long course (50 m) at Barcelona.
After a 2-year break between 2009 and 2011, he came back to racing and the record picks up again in 2011. 2012 is the busiest season on record, with 113 verified individual swims.
Those meets span 15 different venues (Gijón, Valladolid, Oviedo and Castellón…). He has raced for 5 clubs, led by C.N. TENIS ELCHE, C.N. SANTA OLAYA, C.N. PALENCIA and C.N. ALCALA.
Still active: the directory includes official activity in the 2026 season. The last race on record is dated July 25, 2026 in Gijón, with 4 swims: 24.53 in the 50 freestyle, 25.98 in the 50 butterfly and 1:02.93 in the 100 breaststroke, all in short course (25 m) and 3 PB improvements. He holds 36 current event personal bests and 326 all-time PB improvements across 958 verified official swims in competitions governed by RFEN.