Jeremias Mateo Castillo

Jeremias Mateo Castillo after completing a 32.3 km crossing of the Catalina Channel

Jeremias Mateo Castillo (or Jere Mateo) is a 44-year-old Spanish adventurer, mountain climber, and paraswimmer.

Open Water Swimming Highlights

He completed a 14.4 tandem crossing of the Strait of Gibraltar from Spain to Morocco with Jordi González, Iskander Sagarminaga Ateaga, and Marcos Rodríguez on 28 June 2026 in 4 hours 4 minutes.
On 4 August 2026, he crossed the 32.3 km Catalina Channel from Santa Catalina Island to Palos Verdes in over 12 hours at the age of 44 with escort kayakers Jeffrey Rake and John Trevino.
On 16 August 2025, he crossed the 35 km North Channel from Northern Ireland to Scotland in 12 hours 3 minutes at the age of 43.
On 1 August 2024, he crossed the 33.5 km English Channel from England to France in 11 hours 30 minutes at the age of 42.
In 2024, he completed the 10 km Menorca Marathon Swim in Spain in 2 hours 49 minutes.
In 2023, he completed the 25 km Batalla de Rande in Spain in 8 hours 55 minutes.
On 18 August 2022, he crossed the 14.4 km Strait of Gibraltar from Spain to Morocco in 3 hours 53 minutes at the age of 40.
On 10 July 2021, he completed the 30.8 km UltraEbre Swim Marathon from Tivenys to Amposta in 6 hours 53 minutes.