Ross Edgley

Ross Edgley (born 13 October 1985) is a British athlete, ultra-marathon sea swimmer and author. He holds multiple world records, but is most recognised for completing the World's Longest Staged Sea Swim in 2018, when he became the first person in history to swim 1,780 miles (2,860 km) around Great Britain, in 157 days (voted Performance of the Year by the World Open Water Swimming Association.) In 2024, he also became the first person in history to simultaneously hold official Guinness World Records for long-distance swimming in the sea and river when he broke the record for the longest non-stop, continuous river swim down the Yukon River (318 miles/510km). In 2025, he also became the first person in history to swim 1,000 miles (1,609km) around Iceland in 114 days. Edgley has documented his training, nutrition, theories and strategies and published them in his books titled The World's Fittest Book (2018), The Art of Resilience (2020), and Blueprint: Build a Bulletproof Body for Extreme Adventure in 365 Days (2021), all of which became Sunday Times bestsellers and have been translated into several other languages.