Julie Derron

Julie Derron, born on 10 September 1996 and from Zurich, is a Swiss triathlete whose grandfather was a Swiss champion swimmer and whose sisters Nina and Michelle also race in triathlon. She won the Alpe d'Huez Triathlon in 2017, the European sprint championships in Kazan in 2019 and the European Triathlon Championships in Valencia in 2021. She took mixed relay bronze at the 2022 European championships and, at the World Triathlon Mixed Relay Championships, bronze in 2023 and silver in 2024. At the 2024 Olympic Games in Paris she won the silver medal in the women's triathlon on 31 July. In July 2025 she won Ironman Vitoria-Gasteiz in only her second full-distance event, and in October 2026 she finished third at the Ironman World Championship on her Kona debut despite a three-minute drafting penalty.