C. N. Pabellon Ourense · ESP
Guillermo is a swimmer from Spain, a sprinter and an international traveller on the circuit, whose official competitive record spans 9 seasons, 10 years, 2 countries and 72 meets.
His recorded career begins in 2017 in Ourense, where he raced the 25 backstroke in 44.56.
His signature event is the 50 backstroke, his reference distance in backstroke, ahead of the 100 backstroke and 200 backstroke. Backstroke is the backbone of the whole record: 37 meets and 49 recorded swims.
His fastest 50 backstroke stands at 30.21, set in long course (50 m) at Ourense.
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 2 countries (Spain and the United States), including 6 of 72 meets outside Spain.
Those meets span 3 different venues (El Paso, Sabadell and Las Palmas). He has raced for Club Natacion Pabellon Ourense, El Paso Borderland Swim Team and FED. GALICIA.
Still active: the directory includes official activity in the 2026 season. The last race on record is dated March 21, 2026. He holds 37 current event personal bests and 147 all-time PB improvements across 155 verified official swims in competitions governed by RFEN.