Real Canoe N.C. · ESP
Alonso is a swimmer from Spain, a national-level swimmer, whose official competitive record spans 10 seasons, 14 years and 30 meets.
His recorded career begins in 2013 in Madridejos, where he raced the 50 backstroke in 39.54.
His signature event is the 50 freestyle, his reference distance in freestyle, ahead of the 3000 freestyle and 200 freestyle. Freestyle is the backbone of the whole record: 17 recorded swims.
His fastest 50 freestyle stands at 25.17, set in long course (50 m) at Sabadell.
His record includes national championships, in 2022 (Campeonato de España Absoluto de invierno). A representative mark at that level is 1:49.24 in the 200 freestyle, recorded in long course (50 m).
After a 2-year break between 2018 and 2020, he came back to racing and the record picks up again in 2020.
Still active: the directory includes official activity in the 2026 season. Latest competition: Malaga, on August 2, 2026. He holds 40 current event personal bests across 40 verified official swims in competitions governed by World Aquatics and RFEN.