ESP
Sergio is a swimmer from Spain, a sprinter and an international traveller on the circuit, whose official competitive record spans 8 seasons, 9 years, 3 countries and 31 meets.
His recorded career begins in 2018 in Nazaret, where he raced the 50 breaststroke in 47.65.
His signature event is the 100 freestyle, his reference distance in freestyle, ahead of the 50 freestyle and 200 freestyle. Freestyle is the backbone of the whole record: 26 meets and 44 recorded swims.
His fastest 100 freestyle stands at 1:17.58, set in short course (25 m) at Utiel.
After a 2-year break between 2019 and 2021, he came back to racing and the record picks up again in 2021.
He is a genuinely international swimmer: the official record spans 3 countries (the United States, Spain and Türkiye), including 22 of 31 meets outside Spain.
Those meets span 7 different venues (Oswego, Aurora, Hoquiam and El Cajon…). He has raced for 7 clubs, led by Lakeside Aquatic Club (TX), Delta Aquatics, Pasadena High School (TX) and Aberdeen High School (WA).
Still active: the directory includes official activity in the 2026 season. Latest competition: Ben Hedberg Invitational, on March 21, 2026. He holds 18 current event personal bests and 36 all-time PB improvements across 65 verified official swims in competitions governed by RFEN.